CHILL SKINZ INSTANT COOLING Towel Green Large 13.5" X 31.5" 13.5 x 31.5 inches Wet towel, wring out exess water and wave to make the towel cooler Keep wet every few hours and wave the towel every 15-20 minutes to retain the cooling process No refrigeration necessary Wash towel after every use to prevent mold or mildew, hand or machine washable