You just arrived back on the surface with your Torpedo DVP with a dead battery and are too far from the boat or beach to swim back without some positive buoyancy for your DVP, or you are using your DVP while snorkeling and want to have positive buoyancy at all times, then you are in need of Torpedo's DVP Buoyancy Float. Float is equipped with an oral inflation tube and over pressure relief valve. Float comes with complete harness assembly making it easy to mounton your DVP.