Riffe P2 Utility Float (Double Popper)The P2 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 floats shining feature is its capability to accept (2) CO2 cartridges (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