Split Peak Series- use in or out of the water. 6 oz Channel Flow moisture wicking material keeps the body dry and cool. Channel Flow material dries rapidly after it gets wet. Welded waist and sleeve hem for low profile/ seamless appearance. Hood w/ drawstring for sun protection. YKK 5 plastic molded zippers, prevents lock ups caused by saltwater and sand. UPF 50+ sun protection. Material: Polyester.