One Tube of Lash Heaven: Here's our latest must-have beauty buy

The perfect mascara can be hard to come by. If it's not waterproof, it runs off your face. If it is waterproof, you're pulling out your lashes to get it off. This beauty buy is the solution to all your mascara woes. Holly Stone shares why Thrive Causemetics Liquid Lash Extensions Mascara is the best investment you'll ever make.