Speedo Aqua Zumba Women's Craveworthy Board Short Short: 90% Polyester/10% Spandex; Waistband: 80% Nylon/20% Xtra Life Lycra Imported Lightweight vaporplus technology to dry twice as fast 4-way stretch fabric enhances mobility Trendy fold over waistband Xtra life lycra fabric offers outstanding shape retention and lasts 5 to 10 times longer to give you more value for your money Approved by Zumba and made by speedo, the world's premier aquatics brand