Speedo Women's Horizon Splice Ultraback Endurance+ Swimsuit 50% Polyester/50% Persistent Bioaccumulative Toxin Speedo exclusive endurance+ polyester fabric lasts 20 times longer to give you more value for your money Trademarked speedo hydro bra construction with removable cups for added support and long lasting comfort Four-way stretch technology provides a body hugging fit, great shape retention, and soft comfort Core compression fabric panel that trims and slims Made by speedo, the world's #1 swim brand