Adult Universal Size: fits 30-52 inch chest, 21.5-57.5 inch waist. contains one 16g CO2 Cylinder. 6F Mini Inflator Mechanism, Internal spare CO2 Storage pocket Buoyancy 16.5 LBS when inflated with the CO2 cylinder and 29.5 LBS of Bouyancy with secondary oral inflated. Approved for persons 16 years of age and older; and over 80 LBS. Type V Non-Convertible with Type III performance (Must be worn to be legal). Rearming Kit Model: Leland V87000-82123Z BOTE Inflatable Belt PFD is a unique design that keeps stand-up paddleboarders (SUP) anglers, boaters, and other paddlers safe without compromising movement. Adult Universal size which Fits from 30” up to a 52” Chest Size and from 21.5" up to 57.5" Waist Size. The BOTE Inflatable Belt PFD is US Coast Guard Approved as a Type V Personal Floration Device with Type III performance, the product must be worn at all times. The purchase of the BOTE Inflatable Belt PFD includes One (1) BOTE Inflatable Belt PFD Belt Pack, and One (1) CO2 cylinder, however device is NOT armed. Read instructions and arm properly prior to use. The cylinder for arming is located in the spare cylinder pocket inside the belt pack. This product features easy manual, pull-cord inflation; with oral inflation backup.