... 7.5KG3.Buoyant Material: EPE Foamed Polyethylene4.Application: For using on Yachts, Inflatable Boats, Motorboats, Sailboats, Kayaks and so on, ... especially suit for Kayaks.Detailed Product Description:1, ... Elasticity Oxford shoulders3, Reflective piping front and back for increased visibility on the water4, Contoured lower back ...