Speedo Aqua Zumba Women's Rock with Me Racerback 2-Piece Swimsuit 80% Nylon/20% Xtra Life Lycra Imported Speedo hydro form sport bra for a smooth supportive fit High mobility racerback straps Xtra life lycra fabric offers outstanding shape retention and lasts 5 to 10 times longer to give you more value for your money Moderate leg height bottom and racer back top to provide optimal range of motion with secure comfort Approved by Zumba and made by speedo, the world's premier aquatics brand