The Kwik Tek Neoprene Life Vest is ergonmically designed. The shoulders are thinner for extra comfort and the Neoprene construction is lightweight and quick drying. Zipper front closure. Two 1 1/2 inch adjustable belts with durable buckles create a secure fit. It is acceptable for personal watercraft, waterskiing and similar towed uses. USCG approved Type III Device.