The Onyx M-16 Manual Inflatable Belt Pack is the perfect choice for safety on the water. Its low-profile design provides unrestricted movement, while the 1” buckle and body belt ensure a comfortable fit. The 16 gram CO2 charge offers a buoyancy of 17 lbs, and the 200 denier nylon oxford protective cover provides durability. Designed to fit chest sizes ranging from 30” to 52” and waist sizes up to 52”, you're sure to stay secure and comfortable with the Onyx M-16.