Onyx M-16 Belt Pack Manual Inflatable Life Jacket (PFD) Extremely low profile 1" buckle and body belt D-ring attachment for small accessories 200 denier nylon oxford protective cover Approved for persons 16 years of age and older; and over 80 lbs. - Type V with Type III performance.The oral inflation tube can be used to provide additional buoyancy up to 26.5 lbs