Blurb from Sephora: Instant lash extensions. Shu Uemura's latest mascara was designed using a unique technology combining silky-smooth building fibers and long extending fibers - that instantly create uniform, volumized long lashes. The patented, triple stroke brush fits perfectly to lash line, delivering formula to each individual lash. With a single stroke, lashes are coated evenly, effortlessly, with a professional touch. Smudge proof, water-resistant, long-wearing.