Instantly volumize your lashes with Sephora Collection's Size Up Mascara, now available in a waterproof version. Rediscover its long-lasting, waterproof formula in a new metallic packaging that matches the iconic Size Up Ultra Black packaging, for volumized lashes even underwater! The result: Waterproof volume mascara for volumized lashes, even underwater! Flaunt a volumized look! Thanks to its long-wearing, waterproof, vegan formula¹, Size Up Mascara makes your lashes thick and long in seconds. Another feature of Size Up Waterproof Mascaras: Its hourglass-shaped brush features short fibers in the middle to thicken lashes with intense black color, plus long fibers at the tips to separate lashes. A volumizing mascara in every way: vegan, animal-free. Waterproof formula stays put all day, even underwater. New, distinctive metallic packaging for a volumizing effect