Simply wet, wring, and wear. • This towel is made from recycled waterbottles • This towel evaporates water faster to cool the towel. • The Very Eco Friendly Kool Cooling towel is a hyper-evaporative, rPET material. • No refrigeration required; machine washable, line dry recommended. NOTE: Product comes with Prop 65 warning label when shipped to California. Label reads: "WARNING: This product may contain carcinogen, which is known to the State of California to cause Cancer and Reproductive Harm. For more information, go to www.P65Warnings.ca.gov. Special Instructions: Due to the category and nature of this product, we will not be accepting returns of any kind.