The industry standard in rescue vests. Tested in the world&';s most extreme environments, GreenJacket(TM) continues to set the bar in comfort, mobility, storage, security and performance. The most popular PFD for the world&';s best river guides and top paddlers. Swiftwater rescue training required. Intended Use :Whitewater, Rescue, Sea, SUP, Rafting Entry :Pullover Foam Insert :PVC-free GaiaA(R) foam // Polyethylene foam Shell Fabric :500 denier CorduraA(R) nylon canvas Liner Fabric :200 denier high tenacity nylon Webbing :Nylon Zipper :YKKA(R) auto-locking VislonA(R) Hardware :Heavy duty acetal adjustment hardware // Stainless steel Weight :2.9 lbs / 46 oz / 1315 g Sizing :S/M = 31 - 37", M/L = 38 - 44", L/XL = 45 - 51" Design Buoyancy :16.5 lbs Approval Type :USCG Type V Made with PFAS Chemicals.