Take on every challenge in the TYR Women's Costa Mesa Cutoutfit Swimsuit.Designed for today's athlete, the CCOS7A boasts a 100% polyester construction, making it nearly 20 times stronger than traditional swimwear. So, whether your training takes you to the pool or the beach, you can be sure TYR's Durafast Oneu00ae fabrication will provide both a secure fit and fade-free color.