Speedo Women's Gilded Floral Switchback Core Compression Swimsuit 49% Polyester/51% Pbt Speedo exclusive endurance polyester fabric lasts 20 times longer to give you more value for your money Exclusive speedo switch back system to wear as tank style, halter, or crossback Four way stretch technology provides a body hugging fit, great shape retention, and soft comfort Molded foam cup construction and core compression fabric that trims and slims for the most flattering fit Made by speedo, the world's number one swim brand