What It Is: A volumizing mascara with waterproof wear for 48-hours of deep color. +400% buildable volume in a heatproof, smudgeproof, humidityproof formula. What It Does: YSL's volumizing mascara in a waterproof, heat-proof, smudgeproof formula for 48-hours of color and wear. Get immediately thicker looking lashes and +400% volume. Infused with nourishing iris extract for softer feeling lashes. The oversized brush holds maximum formula for high payoff in every stroke. Research Results: After two weeks of wear, lashes feel conditioned, soft, smoother and more supple.* +400% buildable volume Formula verified waterproof, heatproof, humidityproof, sweatproof, smudgeproof. Safe for sensitive eyes, contact lens wearers. * Self-assessment of 114 users Ingredient Highlights: Iris Florentina Extract: From the YSL Ourika community garden in Morocco, present in formula helps lashes feel soft & supple with dramatic volume. Vegan formula, non-animal derived ingredients. Paraben-free, Sulfate-free How to Use: Apply mascara from the lash base to tip for extremely colored, voluminous lashes. Apply in zig zag motions horizontally to spread lashes and prevent a clumpy effect. Build with each swipe for higher volume and deeper finish. 0.3-oz.