The Onyx Outdoor Kids' Type III General Purpose Flotation Vest is a near-shore buoyant vest that is great for calm, inland water. The vest is made of durable nylon oxford fabric and soft foam that contours to the body without hindering mobility. The adjustable strap ensures a secure fit. The vest has a leg strap for a quick recovery. Fits children weighing 30 - 50 lb. Minimum buoyancy requirement: 15.5 lb. Red.