YSL Volume Effet Faux Cils Waterproof Mascara 01. Achieve high volume and a dramatic false lash effect. This non-drying formula is enriched with B5 pro-vitamin, which deepens, darkens, and leaves lashes look instantly thicker. The nylon fiber brush builds luscious volume, coating lashes from root to tip for a bold false-lash look. Available in a waterproof formula in shade 1 Charcoal Black.