65 Cool Things on Amazon That Are So Freaking Cheap
These things may not cost a lot, but their impact is huge.
Amazon has made it all too easy to find cheap things that seem useful and cool, which is why it can be hard to narrow your search to the products that actually do what they say. That’s why I’ve compiled these 65 ingenious products. There’s everything from skincare to tools to kitchen utensils. And instead of expecting your choice to break after a week of having it, just add to your cart and enjoy them for all their affordable and high-quality glory.
01This burger holder that lets you eat mess-free
Keep your lettuce, tomatoes, onions, and sauces where they belong with the help of this genius burger holder. The dishwasher safe, non-stick plastic is adjustable from 1.5 to 3.1 inches to contain sliders and smash burgers alike, all while keeping your fingers nice and clean.
02A defogger that instantly removes condensation from windows
To quickly and safely get back on the road, keep this compact defogger in your car. It has a soft and ventilated surface that won’t scratch surfaces or leave behind any streaks. Use it wet or dry to clear windshields, mirrors, and windows of condensation. It’s machine-washable so it can be used time and time again.
03A pack of headrest hooks that safely hold your bags in the car
If you’ve ever placed something on the seat next to you and then watched it fly to the floor as you drive, you need these headrest hooks. This pack comes with four pieces — each of which can bear up to 44 pounds. That’s enough to hold all your groceries or sports equipment. They save you space by eliminating the need to take up an entire seat and keep everything clean and neat.
04These multi-tool pens that have a dozen different functions
These multi-tool pens are much more than just writing tools. Each of their aluminum bodies are equipped with a bright LED light, stylus top, bubble leveler, and both flat and Phillips head screwdrivers. They can also be used as rulers and bottle openers. Each set comes with two ink refills and the batteries needed. Share the set with a friend or keep both for yourself so you can keep one in your bag and one in your car.
05These fire pit packets that create rainbow flames
These color-changing fire packets will instantly allow you to enjoy up to 12 nights of vibrant rainbow flames. Just throw the packet into the fire and watch it crackle and blend into different hues. Each pack will keep the party going for an hour and are safe to use both indoors and outdoors. These are a best-seller on Amazon with over 27,000 five-star reviews.
06These natural pumice stones that deeply exfoliate your feet
For a soothing spa day at home, break out this two-pack of pumice stones. Made of natural materials, this exfoliating duo massage your feet while scrubbing away dead, dry skin and painful calluses. Just use on wet feet, and you’ll be stunned by the results.
07These best-selling silicone hair catchers to cover & protect drains
Avoid a hefty plumbing bill by picking up a pack of these hair catchers. Made of non-slip silicone, they easily adhere to any tile or porcelain to create a secure barrier between your pipes and all those loose strands of hair. At the same time, the thin holes that cover the surface allow water to still flow through properly.
08The invisible pimple patches that help acne disappear overnight
When left on for at least six hours, the healing, medical-grade hydrocolloid in these pimple patches works to pull gunk out of blemishes to reveal noticeably smaller and flatter spots when peeled off. The protective shield also acts as a barrier between your skin and your pillow as you sleep, avoiding any possible irritation. And since it has a translucent and matte finish, it will seamlessly blend in with your skin tone.
09This silicone strainer that can snap onto any size pot or pan
The quality of this silicone strainer is much higher than its cost. It has a flexible build that fits onto any bowl, pot, or pan, and the nonslip silicone can withstand up to 440 degrees. All water will be drained as the food remains in the same pot or pan, and you can strain your food with one hand. The semi-circle, flexible design also means that this strainer is easy to store.
10A handheld milk frother that whips up fluffy foam in seconds
This milk frother can take the place of pricey lattes from your favorite cafe. The stainless steel whisk takes just 15 seconds to create fluffy cloud of delicious foam to top off your morning coffee. It can also be used mix protein shakes or even prepare eggs to be scrambled. When not in use, its sleek design can remain upright on your counter thanks to its wide base.
11A butter knife with perforations to help you spread
Made with holes along the side and a wide opening at the tip, this butter knife cuts and spreads butters, creams, and jams with ease. Each slot works to curl even the hardest butter so you can avoid tearing your bread into pieces when attempting to evenly coat it. Its stainless steel body is made with an ergonomic design that makes it comfortable to hold when lifting. The durable material will resistant corrosion as it’s used throughout the years.
12These bookmarks that mark exactly which line you left off at
When you don’t have a chance to reach the end of the page before having to book down that captivating novel, wrap one of these bookmarks around the page. This pack comes with five bright-colored bands so that you never have to opt to bend corners. Each bookmark is made of flexible silicone that won’t damage the pages and has a pointing finger for you to line up with the last line you read. You’ll always know just where to pick back up.
13A set of sleek whiskey stones that are made of natural granite
To avoid watering down your drink, drop in a few of these whiskey stones next time you want to enjoy a cold glass. The set comes with six cubes made of natural granite and a wooden storage tray that will be a great addition to your bar cart. The chilling stones come in a great range of finishes, from ivory white to a dark gray.
14These essential oil shower steamers that won’t leave stains in the tub
By simply placing one of these shower steamers near either a hot or cold stream of water, you’ll create a spa-like experience right in the comfort of your home. Each tablet transforms into a steam that has a pleasant scent of an essential oil. This six-pack comes a bunch of calming and lifting scents like lemongrass and coconut, menthol and eucalyptus, and grapefruit. The relaxing result won’t leave any stains on glass or tile and is safe for plumbing.
15A pizza slice storage container that comes with microwavable trays
Instead of keeping giant pizza boxes in your fridge that also make your leftovers go stale, use this pizza slice container. It stores up to five slices (over half a pie) in the food-safe, BPA-free silicone container — but it collapses if you have fewer slices than that. This food container also comes with five microwavable trays that double as dividers so your slices don’t stick together.
16This all-in-one food chopper that’s so handy
If you’ve never used a mandoline slicer, they’re pretty simple. Snap in whichever attachment you want to use — julienne, mandoline, ribbon cut, spiral cut, for example — and apply pressure with your vegetable. It’ll slice perfectly into the enclosed bin, for a contained and mess-free chopping experience.
17A unique garlic crusher that makes prep easier & more fun
This garlic crusher makes cooking fun and easy. Underneath the vampire-shaped top are tough grooves that can crush and mince garlic, nuts, ginger, and more. Just twist and lift the top to reveal your thinly sliced pieces in the bottom section. Your hands will remain odor-free since they won’t have to come in direct contact with the ingredients and your food preparation will fly by so you can get to the good part: eating.
18This trifold makeup mirror with excellent magnification
With 180-degree rotation, this trifold makeup mirror is designed to help you see every angle during your makeup or skincare routine. There are several magnification options, from 1X up to 10X, and the LED lights provide the optimal lighting no matter where you’re using it. (Shoppers report it’s great for travel). It can be powered up via USB with the included cable or you can use AAA batteries.
19This headphone holder that mounts underneath your desk
This highly rated under-$15 headphone holder mounts to the edge of your desk, providing a space-saving and handy storage solution. It clamps to the edge of most standard desks with soft grips and features an adjustable arm that swivels 360 degrees for hanging flexibility. There’s even a small integrated cable loop to keep cords tidily bundled with no potential tangling.
20A pack of wine aerators that enhance flavor
This pack comes with two wine aerators so you can let a friend in on this glorious secret. As delicious as you may think your wine is, it can be even better once passing through this aerator’s plate regulator. By spreading out the wine as it’s being poured and drawing in oxygen, more nuances of the blend will be exposed — even on cheap bottles. Plus, the no-drip spout gives a clean pour every time.
21This grippy, 32-ounce water bottle with a built-in fruit infuser
You no longer have to create trash with disposable bottles or pay extra when you’re in the mood for some refreshing flavor — just grab this fruit-infuser water bottle that can be used over and over again. It has a leakproof flip-top lid to ensure that your delicious blend of cucumber, mint, and strawberries don’t spill out. It holds 32 ounces of water and has non-slip grip pad on the side for a secure hold.
22This unique handheld game that’s not just for kids
Whether you’re looking for screen-free entertainment for the kid your in life or you’re seeking some brain-game challenges to keep you sharp, Giiker Super Slide is it. The unique handheld game is designed to help boost cognitive function while reducing stress. With multiple levels to work through, there are more than 500 puzzles in all — hours of fun, no matter how old you are.
23This collapsible car organizer that keeps your vehicle tidy
With multiple compartments for your groceries, snacks, beverage bottles, and other essentials, this car organizer reduces the amount of clutter inside your vehicle. Thanks to a set of hooked straps, the unit keeps your items securely in place — even when the road gets bumpy. The entire organizer collapses flat when you’re not using it, saving you on precious trunk space.
- Available colors: 3
24This fan-favorite exfoliating brush with an ergonomic handle
Treat and prevent ingrown hairs and razor bumps with the help of this exfoliating brush. It has gentle yet firm bristles that lift hair out of the skin, leaving you feeling silky smooth. The handle fits comfortably in the palm of your hand thanks to the handle.
25A memory foam travel pillow that’s a long-flight essential
Airplane travel can be taxing on the body, but thanks to this memory foam neck pillow, a sore neck will be one less thing to worry about on travel day. Backed by more than 8,000 five-star ratings, this cushy wrap-around pillow has fans raving about its “comfort, support, portability, durability, and convenient design.” Some options within the listing come with an eye mask and ear plugs included, if you want to spring for the complete set.
26These color-changing night-lights that illuminate your toilet
Grab this two-pack of toilet night-lights so you have one for each bathroom in the house. The device hangs over the side of any bowl to project an array of 16 different colors whenever it detects motion from up to 5 feet away. They also has five dimmer options so you’re not shocked by the brightness when you wake up in the middle of the night. After two minutes of no motion, the lights will automatically turn off.
27These oven gloves that can withstand heat over 900 degrees
Whether you’re handling the grill, starting a campfire, or just cooking away on the stove, these oven gloves will keep your hands extra protected through it all. Their durable material is thick but flexible at the same time. And, most importantly, the fabric can withstand up to 932 degrees and has a cut resistance that is four times stronger than that of leather. The silicone grips that cover all sides make it easy to get a secure hold of pots, pans, and utensils.
28Some silicone cable ties with so many different uses
Made of flexible silicone, these cable ties can be used to bundle so many different things in your home. Wrap them around electrical cords, in-ear headphones, curtains, and more — each one secures with a pair of strong magnetic closures at the ends. You can also use them to attach notes and reminders to any magnetic surface, such as your fridge.
29This uber-popular planner for budgeting and expense tracking
When more than 21,000 shoppers give a budget planner a perfect Amazon rating, you know that it’s a worthy investment for getting your financial goals on track. It lets you track income and savings, create a budget and then track actual expenses, and more. Designed for 12 months of use, it even comes with stickers for a little extra motivation. As one shopper noted, “I find it extremely user-friendly and simple to use; I don't feel overwhelmed at all. It is extremely well made, and I love the paper quality.”
30Some touch-activated puck lights you can place anywhere
These touch-activated LED lights can be placed anywhere in your home to provide an extra bit of visibility, from your staircase to underneath a kitchen cabinet. The self-adhesive lights are completely wireless — each one operates on three AA batteries. Simply tap the lens every time you want to power the light on or off.
31These stretchy gloves with attached LED lights
Perfect for when you’re working in the garage, setting up a tent, or even fishing as the sun rises, these flashlight gloves will always lead the way. The stretchy fabric covers two fingers and has a bright LED light on each the pointer fingers and thumbs. All you have to do is wrap the velcro strap around your wrists and you’ll be all set. They come with batteries already installed so they can be used as soon as you open the box.
32This digital meat thermometer that works in just 3 seconds
Take the guesswork out of cooking with this digital meat thermometer. In just three seconds, you’ll have an accurate reading of your food’s temperature so you know just when to stop the cooking process. And if you need a reminder of which temperature means medium rare or medium well, just check the chart printed directly on the front. The reading can be displayed in either Fahrenheit or Celcius on the large LED screen.
33The sleek tablet stand holder that rotates to any angle
Compatible with electronic devices ranging from 4 inches to 11 inches, this sleek metal tablet stand props up your screen for hands-free viewing. Whether you’re following along with a recipe or catching up on your favorite TV show, the adjustable stand makes it easy to access your tablet while multitasking.
- Available colors: black, white
34A silicone popcorn popper that collapses for compact storing
This popcorn popper can make 15 cups at a time, which means that in just minutes the whole family will have enough to munch on. Plus, its silicone build spreads heat evenly so that you pick up less burned pieces and un-popped kernels. It has built-in side handles that make it easy to carry from the kitchen to the living room without burning yourself and comes with a lid to keep any from ending up on the floor. When done snacking, stick it in the dishwasher and collapse it down to just over 2 inches so that it doesn’t take up any cabinet space.
35A 3-pack of silicone baking mats for easier cleanup
Ditch the parchment paper or sticky cooking sprays, and use these silicone baking mats instead. The featured set comes with three half-sheets but you can also find quarter sheets within the listing. After use, they wipe clean in a flash or you can toss them in the dishwasher. And since they’re heat-safe up to 480 degrees Fahrenheit, you’ll be reaching for these for baking up everything from chocolate chip cookies to chicken nuggets and veggies.
36The dual-sided kitchen hammer for tenderizing meat cutlets
Made of lightweight-yet-durable aluminum, this hammer tool from KitchenAid makes easy work of tenderizing your meat cutlets. In addition to a textured surface, this tool also has a smooth side for flattening and pounding. A hole on the opposite end gives you the option of hanging the tenderizer on a hook when not in use. Put this to work the next time you make a chicken parm.
37This handheld pizza slicer that barely takes up any kitchen space
Made of sharp stainless steel, this handheld pizza cutter cleanly and evenly slices that fresh-baked pie straight out of the oven. The top half features a plastic cover that serves as an easy-grip handle, giving you full control over over the blade. Once you’ve rinsed it off, simply snap on the protective blade cover and store in your drawer.
- Available colors: 3
38A stylish drink cooler designed specifically for slim 12-ounce cans
Keep your favorite beverage chilled for as long as possible when you slip it into one of these incredibly stylish can coolers. Clocking in at a mere $7, the cooler is designed to accommodate slim 12-ounce cans and is constructed of double-wall insulation to keep drinks cold for up to 12 hours. Choose from over 20 fun colors and patterns such as glitter lilac, tropical classic, or purple haze.
39This pancake batter dispenser that creates breakfasts of perfection
Create pancakes, waffles, or crepes that’ll wow your household with this pancake batter dispenser that costs less than $20. Add batter ingredients directly to the bottle, throw in the wire whisk ball, and shake vigorously to create a smooth batter in seconds. The heat-resistant silicone spout dispenses batter effortlessly and allows you to get as creative as you like with the ability to make shapes, faces, and all sorts of edible masterpieces.
40These stick-on shower racks that can hold up to 20 pounds each
It couldn’t be easier to install these modern shower caddy shelves. Simply use the sturdy adhesive to mount them in your bathroom (or kitchen!) and load them up with your go-to products (each can hold up to 20 pounds). They come with four hooks for hanging loofahs, razors, brushes, and more. They’re designed to work on a variety of surfaces from glass and marble to tile and steel (just skip plain painted walls, wallpaper, and overly textured tiles). They look chic and will level-up your bathroom style in a flash.
41This novelty spoon holder that’s surprisingly useful
Prevent countertops from getting covered in cooking messes with this clever spoon holder that also doubles as a steam releaser. The dishwasher-safe silicone holder can stand on your counter or you can attach it directly to your pot for easy access when things really heat up. One shopper noted, “so handy while cooking and steaming soups or stock. I liked them so much I send as birthday gifts to my dog loving friends.”
42A highly rated water bottle that maximizes convenience
Boasting a 4.6-star overall rating on Amazon, this stainless steel water bottle offers a few convenient features that make it a standout. Besides being dishwasher safe, it comes with three lids — a screw-top, straw, and flip-top lid — so you can sip any way you like. It’s also triple insulated for superior temperature retention, keeping hot drinks piping for 12 hours and cold drinks chilled for up to 24. Last but not least, powder coating helps prevent condensation.
- Available colors: 18
43These silicone baking cups that are reusable & dishwasher safe
Whether you’re an aspiring or seasoned baker, these silicone baking cups can save you so much money in the long-run compared to buying single-use paper cups over and over. With 12 colorful cups in a set, they’re endlessly reusable. The silicone material is naturally nonstick, which means you don’t need to use any cooking spray, and it’s flexible too, so you can easily peel it away from your finished creations. When you’re done, these can be tossed right in the dishwasher.
44These electric salt & pepper grinders with built-in LED lights
These electric salt and pepper grinders give you complete control over how you season your meal. Each gives you three levels of coarseness to choose from and has a LED light built into the top so you can always see exactly how much you’re sprinkling on. The wide opening of the bottom piece makes it easy to transfer without making a mess, and you can use these with a single hand — no grinding required.
45These motion-sensor solar power lights that are weather-resistant
Depending on your needs, these solar powered lights can be set to stay on all throughout the night or only go off when they detect motion — which they can do from up to 26 feet away. They’re completely weather-resistant, able to withstand high heat, frost, and heavy rain. They’re equipped with 120 LED lights, so they illuminate a 270-degree wide angle which can cover about 200 square feet.
46A leakproof car trash can with a magnetic lid
Instead of letting your snack wrappers and dirty tissues take up space in your center console or on your floor, strap in this car trash can. It’s made with a double-reinforced lining so that any liquid that is thrown inside has no way of spilling out. The magnetic lid keeps it all contained and concealed so that your passengers don’t have to see the mess. Use the exterior mesh pocket to hold cleaning wipes or tissues so that everything is extra tidy.
47This duvet cover that feels expensive — but isn’t
If your bed needs a refresh — but you don’t want to drop a ton of cash — this duvet cover is a great pick that earns consistently solid ratings from reviewers. It’s made from pre-washed microfiber for a relaxed look, and comes in soothing, restful colors like hazel, mineral blue, and sage green. The set comes complete with two pillowcases.
- Available colors: 26
48An outlet extender that gives you 8 different charging ports
When two ports just isn’t enough, plug in this outlet extender to have a total of eight. Six are three-pronged outlets while the other two are USB ports, and they’re in a genius trapezoid shape that means your plugs won’t overlap one another. A light strip in the center automatically turns on as dusk falls so that you can also see what you’re doing. The piece also has a surge protector circuit built in to absorb excess energy and keep your devices protected.
49This under-cabinet paper towel holder that sticks right on
Made with a heavy-duty adhesive back, this paper towel holder can securely stick under any cabinet without having to get out any power tools. It’s made of rustproof stainless steel that comes in three different finishes, including a glamorous gold, so it saves you counter space while adding a touch of style to your kitchen. If you choose to change its position over time, don’t worry, it won’t leave behind any sticky residue.
50These bed sheet holder straps that can fit any bed size
For a wrinkle-free look, attach these bed sheet holder straps underneath your mattress to keep things tight and in place. By being crossed over one another, a tension is created and make it impossible for the sheets to bunch up or roll up over the corners. The fasteners can be adjusted so that they can reach across any bed size. Or they can also be used for tablecloths and sofa covers. In no time, your home will look as perfect as a luxury hotel room.
51This airtight pitcher that keeps your beverages fresh
Thanks to its airtight, silicone-sealed lid, this plastic jug keeps your beverages fresh in the refrigerator. Its slim, rectangular design fits inside your refrigerator door (i.e., it doesn’t take up shelf space), while the built-in spout and ergonomic handle ensure you get a spill-free pour. As an added bonus, you can pick from a variety of vibrant hues to add a pop of color to your kitchen.
- Available sizes: 2 quart, 3 quart, 1 gallon
- Available colors: 10
52This lightweight money belt that will keep your essentials handy
Perfect for everything from running and hiking to just kicking it around town, this slim running belt packs in so many different pockets for whatever you need to keep handy. Each belt features a zippered pocket (with a headphone hole) that fits most smartphones, a hook-and-loop pocket for small items like cash or credit cards, and a slip pocket for a small water bottle — plus reflective striping to help keep you visible in low lighting. The adjustable design fits waists ranging from 22 to 50 inches in size.
- Available colors: 6
53The password book that makes logging in so much easier
Forget the frustration of clicking “forgot password” again and again and store all the information you need in this password book. The spiral-bound book has entries for website addresses, usernames, and passwords — or, if you prefer, hints to those passwords (perfect if you’re looking for extra security). The pages are thick for durability and alphabetized for easy organization.
54The book light that can also be used as a mini desk lamp
This versatile book light can be clamped directly onto your book, but it can also be set up on your desktop — ideal if you’re thumbing through a larger textbook. It offers five levels of brightness and three color modes (hot tip: use the blue light-blocking amber mode before bed, and you may have less trouble following asleep). It’s USB-rechargeable and folds up compactly for on-the-go use.
55These absorbent dish cloths that can also be used as scrubbers
This pack of dish cloths has 10 pieces so you can designate some for dry-use and some for wet-use. When dry, the durable surface is gritty enough to scrub away stubborn grime but when wet, they’re soft enough to wipe clean delicate glass, tile, wood, and more. They leave behind a streak-free shine with only one swipe. And, best of all, one cloth is equivalent to 15 rolls of paper towels. Use each one up to 100 times for a more eco-friendly solution.
56This steel wok you can place directly on your grill
With a perforated surface, this steel grill wok keeps your chopped veggies, shrimp, and cubed meats from falling through your barbecue’s grate — allowing you to get that delicious smoky flavor without having to use a skewer. The dishwasher-safe pan is designed with high sides that keep food from spilling out, while a pair of convenient side handles make it easy to carry to and from the grill.
57A fan-favorite kitchen tool that slices through pizza with ease
With over 40,000 reviews and a 4.6-star overall rating, this pizza cutter wheel has won over plenty of fans on Amazon for its efficient design. The vertical pressure applied from your hand promises to cut through pies with ease. Available in three colors, it has a durable stainless steel blade with a protective blade guard. Even better: It can be disassembled and run through the dishwasher when you’re done with it.
58This 3-pack of durable mesh garment bags for washing delicates
Whether you’ve been using the same flimsy bag for years that’s practically falling apart or just putting your delicates in the wash loose with your fingers crossed, this set of mesh laundry bags is a fantastic deal. For just under $10, you get three mesh bags with a honeycomb weave that’s both durable and breathable. The zippers have a “locking” tab so that they don’t come open mid-cycle. “A great value for the price,” wrote one fan. “Sturdy, zippers work well. The hold up after multiple washings. Highly recommend!”
59This sink caddy that’s made of fingerprint-proof stainless steel
Instead of having all your sponges and brushes lie haphazardly around your faucet, give them a home in this sink caddy. It has an outer platform and two interior sections that have enough room to hold your dish soap and brush. The sloped base allows water to drain out of sight as the non-slip base keeps it from slipping around. And since it’s stainless steel finish is fingerprint-proof, it won’t require much upkeep.
60These magnetic flashlights for late-night barbecuing
Whether your cookout starts a little later than expected or your garage light just doesn’t reach the spot where your car needs adjustments, these magnetic flashlights can be put just about anymore for some extra brightness. The magnetic base will remain sturdy as you move around the gooseneck to direct the strong LED lights exactly where you need them. This two-pack comes with two sets of batteries so that they can be put to use right away.
61The dry-erase calendars that organize your day, week & month
These dry-erase calendars will help you nail down your scheduling routine, and they conveniently magnetize to your fridge for easy viewing. The set includes three calendars, so you can organize your day, week, and month. It’s a great way to stay on top of the next few hours — as well as everything coming down the line. You’ll also get dry-erase markers and a handy eraser.
62This versatile kitchen gadget that chops & dices veggies with ease
This multitasking kitchen chopper can slice your veggies so many different ways — all with minimal work on your part. It has eight blade types in total, for everything from slicing and chopping to grating. And the finished results collect in a convenient compartment so there’s no mess. For all of its versatility and convenience, it’s no wonder that it has won over 28,000 fans on Amazon.
63A wearable blanket that’s lined with fluffy sherpa
With a hood, arm sleeves, and even a giant kangaroo pocket to keep your hands warm too, you’ll never want to take this wearable blanket off. The outside is covered in a smooth flannel fabric while the interior has a fluffy, warm sherpa lining. The multi-layer design will keep you comfortable and cozy on chilly days.
- Available colors: 27
64A reusable pet hair remover that’s easy to empty
While this pet hair remover can certainly pick up loose strands that your furry friend leaves around, its powerful roller can pick up tiny particles of dust and debris from any surface. Roll it over your car seats, couch, and even clothes to give everything a fresh look. And when it’s time to empty, just open the chamber and shake its gross contents right into the garbage.
65This whisper-quiet portable fan you can wear around your neck
For a pretty genius way to keep cool anywhere, this portable neck fan is $25 well spent. The rechargeable personal fan is totally bladeless, and it has three speeds to keep you comfortable for up to 16 hours on a single charge. It’s ultra-quiet too, at just 25 decibels, which is roughly the volume of a whisper. And it’s available in your choice of four colors.
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