This polyester foam life jacket with whistle must be a necessity if you have some exciting sports, such as Jet skiing, boating, surfing, water skiing, fishing or in rescue involved. Adopting EVA high buoyancy foams, can our life jacket to 110kg weight support. It is equipped with bright lights bands on the shoulders, so that the rescue team's easy to discover water. And the adjustable waist many people's design allows convenient to carry it. Also the unique crotch harness jacket closely with the body you fit, while the inner points can make it easy to drain the water and the air. You best company in water activities!