Jobe's sharp-looking 4 Buckle Vest is a 50N buoyancy aid and is fully constructed with the strongest nylon. Both the front- and the side of the Buckle Vest is constructed with soft PVC-foam panels to offer comfort and give additional protection. This buoyancy aid comes with a D-ring to connect with an emergency cord and has a Jobe's custom water draining system to ensure the water drains quickly when necessary. Features: 50N ISO-certified (buoyancy aid) Soft PVC foam on front & sides, lightweight PE-foam on back Strong & lightweight nylon fabric 1,5" Adjustable webbing straps (4x) Strong YKK Buckles Improved sizing for comfort & safety! Safety D-ring for attachment emergency cord Water drainage system Unisex fit