The 10 best Black Friday deals of 2018 - if you only have $100 to spend

Though slim and light, the Alta HR doesn't slack on functionality. The heart rate tracking function lets you optimize your workouts for fat or calorie burn and gives you insights into your sleep. All the while, it's tracking your steps, distance traveled, and active minutes on a long-lasting battery.

This set contains two electric toothbrushes, two cover/mounts, and two large tubes of toothpaste to get started on your oral care journey with Quip. Then, you'll get a refill pack of new brush heads, batteries, and toothpaste every three months.

It turns out you don't have to pay more than $100 for a powerful portable Bluetooth speaker that really lasts. The Flip 4 can even be submerged underwater so your pool party can continue without interruptions.

If you don't have cable but do have plenty of streaming services and a preference for enjoying your entertainment on the big screen, get this affordable little accessory. It turns your TV into a hub for your various services, plus The Roku Channel offers popular movies and shows with no subscription or fees.

If you've never tried Bombas socks, this pack serves as a solid introduction to the brand's thoughtful and very comfortable designs. There are also many other cuts and styles to choose from — everything on the site is 20% off.

It's difficult enough finding premium jeans under $150, much less under $100. Now through Cyber Monday is your chance to get these flattering and comfortable skinny jeans that the women of Insider Picks love.

Ditch the ratty bathroom towels you've owned for who knows how long and upgrade to these plush, quick-drying towels made from 100% long-staple Turkish cotton. The rest of Parachute's offerings are also 20% off.

No matter where you live, it never hurts to put up some extra safety and security measures around your home. The weatherproof Blink system is easy to set up, and unlike other systems, there are no monthly fees or contracts involved.

The Panacea skincare routine is simple, comprising three steps: cleanse, moisturize, and protect. The clean and lightweight formulas were developed in Korea and promote healthy, glowing skin..