14 things Yahoo readers couldn't stop buying on Cyber Monday: AirPods, Crest Whitestrips, surge protectors and more — most of them are still on sale

Amazon shoppers call this multi-functional device a "must-have" as it turns one outlet into a way to charge multiple products at once. It has a whopping 80,000 reviews on Amazon Canada.

This braided cable connects monitors to computer for higher-end video game and graphics. Shoppers say it has "no display hiccups, artifacts or any lag."

Smile! If your teeth aren't looking as pearly-white as you'd like them to be, try these Amazon Choice Crest Whitestrips. Shoppers say the strips "100 per cent work" and create a "noticeable difference."

If your hair is starting to thin, you might want to check out this rosemary oil with biotin that Amazon shoppers say helps to promote regrowth. In the past month, more than 20,000 people bought this product (!!!).

This nifty device turns regular TVs into smart TVs with advanced 4K streaming. It lets you access Netflix, Prime Video, Disney+, Crave and more without shelling out hundreds of dollars on a smart TV.

This handy charges up to 3 items at once and can be juiced up by solar power. Shoppers say it can charge multiple devices "for days" without depleting the battery.

These "perfect" sheets are an Amazon no. 1 bestseller. They have over 300,000 reviews and in the past month, more than 8,000 people bought them. 

These Apple AirPods have already sold out twice — shoppers say they're "absolutely blown away" by the earbuds. Add them to your cart before they sell out again!

This 'easy to use' car cleaning brush isn't on sale anymore, but it's still a great price! It gets into those hard to reach nooks and crannies to keep your car looking spic-and-span. 

Drinking from different water sources can be dicey — so if you know you're going to be camping or in an outdoor situation, it might be a good idea to invest in a LifeStraw. One BPA-free LifeStraw can clean up to 4,000 litres of contaminated water before it needs to be replaced.

Running out of battery power when you're out and about can be frustrating. The solution? A portable power bank! Shoppers write that this item is "remarkably powerful."

Did you know your grip strength has a correlation to your overall health? Shop this nifty device at 36 per cent off — Amazon customers say they "notice a difference in grip strength" after using it and that it "it really works."

Interested in learning more about your genetic background? Shoppers say this kit is easy to use and provides "an enlightening experience."

Oral health is important. If you're looking to up your game, check out this Amazon's Choice toothbrush that's 23 per cent off.