Revere SportMax Inflatable Manual Type III Personal Flotation Device USCG approved for persons at least 16 years of age - Type III - 22 lbs of buoyancy Small, economical and lightweight Comfortable neoprene neck padding 410 denier packcloth outer cover, 210 denier nylon urethane coated air chamber, 25 gram CO2 cylinder with clear status window Equipped with back up oral inflator, whistle and d-ring for lanyard kill switch attachment