WHAT IT IS An all-in-one mascara that delivers endless length, intense volume and sky-high lift for extreme, dramatic lashes. WHAT IT DOES 4DAmplifier brush combines 2 brushes in 1 to deliver volume, length, lift and definition for extreme lashes - Saturates lashes from root-to-tip for the most volume in a single stroke - Perfectly coats the bottom lashes without smudging onto the lower lashline - Tapered end reaches even the smallest lashes in the corners of the eyes - Smooth, buildable, ultra-black formula creates dramatic but weightless lashes that don't smudge or flake • Vegan and cruelty-free HOW TO USE • Starting at the base of the lashes, pull mascara brush through from root to tip • Layer until desired effect is achieved • Removes easily with soap and water WHAT ELSE YOU NEED TO KNOW CLINICAL TEST RESULTS: • 400% more volume in 1 stroke CONSUMER TEST RESULTS: Based on a 1 week consumer test of 32 participants: - 100% SAID IT PROVIDED INSTANT VOLUME - 100% SAID IT DID NOT SMUDGE - 94% SAID LASHES LOOKED LONGER AND LIFTED CARISA'S TAKE: “I wanted to create a mascara that truly delivered bold, extreme lashes effortlessly.” —Carisa Janes, Hourglass Founder HOURGLASS INNOVATION: The ultimate all-in-one mascara, Caution's double-action brush, densely packed bristles, and the smooth glide formula work together to deliver volume, length and definition.