UV Protection UPF 50+. Resistant to pilling, colorfastness to light, sea water and chlorinated pool water. Most of our products are garment dyed, which gives this unique look and feel to each product. We recommend these articles to be washed separately, and when dark, do not rub against light surfaces. We recommend to gently hand wash these items inside out in cold water and neutral liquid detergent. Please do not rub when using stain-remover.