Speedo Women's Ocean Dot Ultraback Endurance Tankini Top 50% Polyester/50% PBT Imported Speedo exclusive endurance+ polyester fabric lasts 20 times longer to give you more value for your money Resists bagging, sagging, and the effects of suntan lotion, skin oils, and chlorine Four-way stretch technology provides a body hugging fit, great shape retention, and soft comfort Trademarked hydro form sport bra construction for a smooth supportive fit Made by speedo, the world's #1 swim brand