Intended Use: Whitewater, Rescue, Sea, SUP, Rafting, Entry: Pullover, Foam Insert: PVC-free Gaia foam // Polyethylene foam, Shell Fabric: 500 denier Cordura nylon canvas, Liner Fabric: 200 denier high tenacity nylon Webbing: Nylon Zipper: YKK auto-locking Vislon, 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 The industry standard in rescue vests. Tested in the world's most extreme environments, GreenJacket 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.