The new rimmel wonder'bond bonding serum mascara instantly revitalizes lashes in one swipe for longer, smoother, and healthier-looking lashes. Powered by biotin bonding complex, with up to 350% more volume! Inspired by bond repair serums, rimmel's unique formula visibly improves lash quality. Biotin bonding complex for ultimate length & strength. Creates a protective barrier around lashes. Helps protect against lash breakage during mascara removal. Up to 24 hr wear, smudge-proof, clump-free & flake-free. With a precision brush to coat and lift even the shortest lashes from root to tip.