NRS Big Kahuna Self-Inflating PFDProtect yourself while stand up paddling or surfing with the NRS Big Kahuna Inflatable PFD. Stores around the waist and out of the way until you need it. Provides 29 lbs. of flotation in the event of an emergency. Inflates instantly with the simple pull of a cord. Adjustable ripstop nylon waist pack stays out of your way for SUP or surfing. Two adjustable webbing tethers keep the inflated PFD from floating away. A manual mouth valve backs up the CO2