The Onyx Outdoor M-24 Manual Inflatable Red Life Jack manually inflates when the wearer pulls the Jerk to Inflate handle. This vest is equipped with back-up oral inflation. Provides comfort, safety and peace of mind without knowing you have it on, until you may need it. Comfortable, lightweight, low profile design. Soft neoprene neckline for all day comfort and reflective piping for greater visibility. Durable fabric resists tears and punctures. Designed for persons 16 years of age and older; and over 80 lbs. Not recommended for non-swimmers or weak swimmers. Minimum buoyancy of 22.5 lbs. when inflated. For replacement CO2 cartridge, use Onyx Rearming Kit K301. U.S. Coast Guard Approved Type V Life Jacket / Personal Flotation Device (PFD) with Type III Performance. Item contains a CO2 cylinder and may not be available to ship to Alaska or Hawaii.