Bobbi Brown's longest-lasting mascara delivers lush, thick lashes and can stand up to the elements for up to 16 hours. For maximum volume and results, the new brush design with unique bristles easily reaches small lashes and instantly builds volume without clumping. Long-lasting. Up to 16-hour wear. Available in Black. Bobbi Brown Women's Intensifying Long-Wear Mascara - Lightweight Intensifying Black A great designer gift. Shop Bobbi Brown at Barneys New York.