Customized Golf, Very Eco rPET Cooling Towel - Hyper-Evaporative, 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. ... #H742 $2.30/each.