The Jobe Dual Unisex Life Vest is a 50N ISO certified buoyancy aid. The vest is made out of strong and lightweight nylon on the outside and EPE foam on the inside. The soft nylon sides and the adjustable webbing straps make the vest suitable to almost all body sizes and shapes. The D-rings make sure you can safely use this vest while coasting on your boat or PWC.• Approved by the US Coast Guard (UL certified)• Strong and lightweight polyester fabric• Adjustable 1.5" webbing straps• Comfortable nylon sides• Lightweight EPE foam• Safety D-ring to attach an emergency cord• Unisex fit• Water drainage system• Strong YKK buckles• Chest Sizes: S/M(33"-40"), L/XL(41"-48"), 2XL/3XL(49"-56") Adjustable 1.5" webbing straps with slide-release buckles Suitable for almost all body sizes and shapes USCG approved | Men's Dual Life Jacket in Blue