Dive, splash, surf, swim, ride a jet ski, cry, laugh... But keep the Terrybly Waterproof look with this Mascara from By Terry. The waterproof version of the inimitable Terrybly Growth Booster Mascara, it's black, ultra waterproof and this year's summer hit! A care serum that repels water, comes in Xtra-Rich black, is Ultra-Ultra-Chic look and has Over-Stay staying power.