Speedo Women's Solid Endurance Rashguard polyester-blend 60% polyester, 40% PBT Exclusive chlorine resistant fabric. Longest lasting swimwear on the market. Twenty times more colorfast than traditional swimwear. Offers 50+ UV sun protection during any outdoor activity. Better shape retention for superior fit. Ideal for training or everyday use. Low moisture absorption for quick drying. UV protection of +50. By Speedo - #1 swim brand worldwide Hand wash cold seperately. Do not bleach. Dry flat. Do not iron. Do not dry clean.