Speedo Women's Galaxy Print Muscleback One Piece Fitness Swimsuit 51% Pbt Textured Polyester, 49% Polyester Made in USA or Imported Endurance Lite has all the performance properties of our endurance+ fabric in a 10% lighter weight that won't weigh you down in the water Durable chlorine resistant fabric designed to last far longer than regular spandex Resists sagging and bagging Four-way stretch maintains a body-hugging fit Lightweight and quick drying