CONNELLY INFLATABLE SUP BELT M-16 - 67172901The Connelly M 16 belt pack is even smaller than the original SUP inflatable vest! The convenient and compact belt style is very comfortable and stays out of the way of your stroke. If you need flotation, simply pull on the tab to activate the included CO2 cartridge to inflate the bladder. Last but not least, the zippered storage pocket is great for carrying essentials. U. S. Coast Guard Approved Type V PFD, with Type III Performance 16 gram CO2