Riffe P1 Utility Float (Single Popper)The P1 Utility Float is your tag along float for shore diving and spearfishing. Orally inflate to use as a marker or deploy the CO2 cartridge (not included). Sometimes you need a little lift and assist while retrieving fish at depth. This float's shining feature is its capability to accept a CO2 cartridge (not included) for quick inflation. Swiftly deploy the float with a pull of a chord. Oral inflation is simply achieved by using the Push Stem Valve.