The top contender at the moment comes from Bink. If you haven't already, you're sure to see the brand's silicone-covered glass bottles all over Instagram and at Pilates classes. I know I have.

The Bink Water Bottle is a new addition to the cool girl bottle family, with rounded edges, a soft silicone sleeve, and hourly hydration goals. We tested the Bink Bottle to see if it deserves a ...