What it is: A breakthrough, lightweight, waterproof mascara creates beautiful defined lashes with its petite brush.What it does: The long-wearing formula lasts up to 16 hours yet removes easily with warm water thanks to an innovative thermal-sensitive technology. Its slim brush reaches and grips even the tiniest hairs with an advanced lifting formula in a saturated blackest-black color. The lifting, defining mascara is flake-proof, smudge-proof and resistant to sweat and humidity. How to use: Press the brush into lashes close to the roots and shimmy the brush through from root to tip. Continue to build until the fullest desired effect is achieved. Ophthalmologist tested Safe for contact lens wearers and those with sensitive eyes