The Definitive Mascara is designed to capture every lash with precision and volume. The Y-shaped brush not only defines lashes but also makes them dramatically fuller. The Definitive Mascara transforms your lashes every day, making them not only longer and fuller but also beautifully defined. The unique Y-shaped brush ensures efficient and effective application, effortlessly achieving professional results. Apply by sweeping the brush under your lashes with a rolling motion and roll it upward to define and volumize.