Fabric : 80% Nylon, 20% Xtra Life Lycra, Lining : 90% Polyester, 10% Spandex. Extra life lycra fabric with the improved long-lasting fit and lasts 5-10 times longer than ordinary Spandex. Super-strong flat-lock stitching. Provides exceptional chlorine resistance. Improved comfort with a softer feel and superior shape retention. To protect color, hand wash with cold water and wind dry. Do not hang the suit in the sun to dry. This style runs small, please check the sizing chart. Adoretex Girl's/Women's Pro Athletic Swimsuit is a thin strap swimsuit with strong stitching, the low drag profile is great as a practice or team suit. Its diamondback allows maximum freedom of motion and reduced drag. Perfect combination of Lycra and nylon provide a snug fit with long-lasting durability.