Speedo Women's Endurance Lite Mesh Racerback Swim Dress 49% Polyester/51% Persistent Bioaccumulative Toxin Speedo exclusive endurance+ polyester fabric lasts 20 times longer to give you more value for your money Endurance lite offers 10% less weight but same long lasting property of regular endurance+ Four-way stretch technology provides a body hugging fit, great shape retention, and soft comfort Molded foam cup construction with core compression fabric that trims and slims Made by speedo, the world's #1 swim brand