Estee Lauder Exclusive multiplying fibers (three different high-volume fibers) act almost like lash extensions, multiplying the look of lashes. Creates extreme volume, lift and curves–that last through all wet conditions. All weather. All waterproof. Extreme 10-hour wear. Conditioning Lash-Advancing Vitamin Complex keeps lashes supple. Oversized BrushComber Extreme™ combs and separates for clump-free definition.