CNN —  

It’s been a huge year for online shopping. Customers will have spent an estimated $586.92 billon by the end of 2019, according to market research company eMarketer — making this the 10th year in a row that e-commerce has grown by double-digit rates. And, probably no surprise to anyone who’s ever bought anything on line, Amazon makes up a whopping 50% of the e-commerce market in the US, according to TechCrunch.

Amazon’s huge range of products, reliable customer service and, of course, free two-day Prime shipping are just a few of the things that have helped make the retailer bigger than ever this year.

From affordable, cult-favorite beauty products, to AirPods, to egg cookers, these are CNN Underscored’s 50 top-selling Amazon products of 2019. Shop this list to start your 2020 off with products that promise to make life a little easier, a little more colorful and a whole lot more fun.

Beauty and style

Esarora Ice Roller (starting at $17.99;

This unassuming little roller is great for everything from depuffing tired eyes to soothing headaches. Even Jimmy Fallon and model Karlie Kloss are fans!

Hyaluronic Acid Serum for Skin ($15;

Hyaluronic acid attracts 1,000 times its weight in water, which is why it’s become a go-to ingredient for hydrating and plumping skin. You can apply this serum alone or mix it with your favorite moisturizer.

Nyx Professional Makeup Epic Ink Liner ($6.29, originally $9;

This waterproof liquid liner from the beloved cruelty-free makeup brand Nyx promises to stay put through rain, sweat and tears.

Aztec Secret Indian Healing Clay ($9.99;

This cult-favorite natural clay mask has nearly 13,000 5-star reviews, its own hashtag, and at least one celebrity fangirl. Just mix it with apple cider vinegar and then slather it on your face to see the deep-cleansing, acne-shrinking magic for yourself.

Revlon One-Step Hair Dryer & Volumizer Hot Air Brush (starting at $49.88, originally $59.99;

Get shiny, bouncy locks in less time with this popular hot air brush. Ionic technology and a ceramic coating help dry hair faster (and smoother) while keeping heat damage to a minimum.

Chloven 45 Hair Scrunchies ($13.55;

These colorful velvet scrunchies, which have 4.7 stars from more than 2,700 reviews, can make all your dreams of looking like a VSCO girl come true.

LilyAna Naturals Eye Cream ($19.99;

A soothing eye cream with vitamin C, vitamin E, rosehip seed oil and hibiscus flower extract to keep eyes bright and dryness at bay.

Crest 3D White Professional Effects Strips ($44.99;

Crest’s whitening strips are enamel-safe and claim to remove up to 14 years of stains, so you can start 2020 off with a brighter, whiter smile.

Deciniee Jade Roller and Gua Sha Tools Set ($18.95, originally $29.99;

Jade rollers and gua sha tools are believed to help improve circulation and lymphatic drainage for noticeably glowier, calmer skin. Stick them in the freezer first for even more skin-soothing potential.

The Comfy Sherpa Blanket Sweatshirt ($39.99; originally $44.99;

It’s a blanket. It’s a sweatshirt. It’s something you need to be snuggled in right now.

Jeasona Cute Animal Socks ($12.99, originally $16.99;

This five-pack of ridiculously adorable cat socks will make anyone’s day a little cuter.

LilyAna Naturals Retinol Cream Moisturizer ($19.99,

Retinol has been proven effective at treating fine lines, dark spots and acne. This gentle cream mixes the powerhouse ingredient with hyaluronic acid, vitamin E and jojoba oil to help prevent skin from getting dried out or irritated.

Freeman Facial Mask Variety Set ($15.99;

Freeman’s popular masks are inexpensive enough that it’s easy to buy a couple to see what works best for your skin. This bundle comes with tubes of four different, popular masks.

Burt’s Bees Essential Gift Set, 5 Travel-Size Products ($9.99;

Snag some TSA-friendly versions of Burt’s Bees’ most beloved products — including its Milk & Honey Body Lotion and Beeswax Lip Balm.

Dermal Korea Collagen Essence Full Face Facial Mask Sheet ($9.99,

This combo pack comes with 16 different face masks to plump, brighten and smooth your winter skin. Did we mention it has nearly 4,000 reviews and costs less than $10?

Pronexa Hairgenics Lavish Lash Eyelash Growth Enhancer & Brow Serum ($29.99,

Nourish your lashes and brows with this hypoallergenic growth serum, which boasts a 4.4-star rating from a whopping 18,000 reviews.

InstaNatural Vitamin C Facial Cleanser ($19.97;

This best-selling cleanser mixes the powerful antioxidant vitamin C with aloe and coconut water. It promises to cleanse thoroughly while brightening skin tone, fading fine lines and battling acne.

Lamora Travel Kabuki Makeup Brush Set ($14.95;

Lamora’s set comes with six versatile brushes — three for the face and three for the eyes — that deserve a spot on any makeup artist’s vanity. They’ve earned more than 10,000 5-star reviews.

Kipozi Professional Titanium Flat Iron Hair Straightener ($37.06;

This flat iron heats up to an impressive 450 degrees (with the exact temperature clearly displayed via LCD screen), and its precision-milled titanium plates offer even heat distribution. It automatically shuts off after 60 minutes of non-use, so you can take your new hair out for a spin without worrying that you’re accidentally burning a hole in the floor back home.

New York Biology Dead Sea Mud Mask ($14.95,

Mud from the Dead Sea is famous for its ability to deep clean skin. It’s combined here with nourishing aloe, vitamin E and jojoba oil for a purifying, gently exfoliating mask.

Home and health

Dash Rapid Egg Cooker (starting at $14.99;

Whether you’re short on time or can’t boil water, making perfect eggs is easier than ever. Pick a setting, set the timer and you’re good to go.

Instant Pot Duo Mini Electric Pressure Cooker ($59.92, originally $79.95;

The Instant Pot Duo Mini is the perfect compact pressure cooker for small spaces, but there’s an Instant Pot model for you, whatever your needs. Those with more space might want to check out the best-selling Duo ($79; or the Nova ($59.95; (Check out our full guide to picking the best Instant Pot for your needs.)

Zulay Milk Frother ($12.99;

Make perfect lattes and cappuccinos at home with this inexpensive, easy-to-clean little milk frother.

YnM Weighted Blanket ($61.90, originally $79.90;

Essentially a giant hug in blanket form, this comforting weighted blanket has more than 3,500 5-star reviews and is meant to help anxious sleepers drift off with ease.

LifeStraw Personal Water Filter ($17.47;

This ultra-portable water filter removes 99.9999% of waterborne bacteria and 99.9% of protozoan parasites, making it the perfect accessory for hiking, camping and good old-fashioned emergency preparedness.

23andMe ($199;

This kit from 23andMe is the best genetic testing kit for folks who want to take a deep dive into health and wellness traits. It can give insight into everything from your carrier status for genetic conditions to whether you’re predisposed to liking sweet or salty foods.

Yamiu Travel Shoe Bag ($11.88;

A handy way to protect your shoes — and protect the rest of your luggage from your shoes! — while traveling or going to the gym.

Etekcity Digital Hanging Luggage Scale ($10.99;

Don’t roll the dice when it comes to the weight of your luggage. This handheld scale from Etekcity will save you from those overweight baggage fees — and give you peace of mind — the next time you fly.

Levoit Kyra Himalayan Salt Lamp ($19.79;

Salt lamps are supposed to do everything from purify the air to alleviate allergies. At the very least, they make a killer decorative piece and add a warm amber glow to any room.

Cards Against Humanity ($25,

The original “party game for horrible people” has 5 stars from 30,000 reviews. One happy player even reports that it helped bring a drifting family back together: “We as a family haven’t laughed and enjoyed each others’ company in a VERY long time.”

Waterpik Water Flosser ($68.97, originally $89.99;

Waterpik’s flosser is accepted by the American Dental Association and promises to remove up to 99% of plaque. It also claims to be 50% more effective than regular flossing when it comes to boosting gum health.

AncestryDNA Kit ($99;