Speedo Aqua Zumba Women's Rock with Me Ultraback Swimsuit 80% Nylon, 20% Xtra Life Lycra Imported New and improved hydro bra construction provides maximum underwire like support with great long lasting comfort Internal mesh liner core compression to enhance your workout and your shape Xtra life lycra fabric offers outstanding shape retention and lasts 5 to 10 times longer to give you more value for your money Sporty ultra-back straps and moderate leg height to provide optimal range of motion with secure comfort Approved by Zumba and made by speedo, the world's premier aquatics brand