380 GSM 100% rPET. Made From Post Consumer Recycled Materials. Recycled Polyester (rPET) is Obtained By Melting Down Existing Plastic Bottles And Other Material Sources To Create New Polyester Fiber. Absorbent, Super-Compact and Quick Drying. Sand-Free Design Made To Keep Sand Off. Features Edge-To-Edge Full Color Imprint. Great For The Beach, Boating Or Any Outdoor Water Activity.