What It Is:A long-lasting, voluminous mascara with a black-boosting polymer in its pigment for 12x more volume and up to 24 hours of wear.What It Does:The gel-like texture of this voluminous mascara glides smoothly onto lashes for an even, buildable and clump-free application, no touch-ups required. Eyelashes appear extra intense due to black-boosting polymers and an intense grade of rich black pigments.How To Use It:- Prep lashes with Lancome's Cils Booster Xl Eyelash Primer.- Hold Monsieur Big