Kingii is the smallest inflatable in the world, it is small, non-invasive, reliable, and fits on your wrist. The creators state "most drowning victims had a life jacket available and chose not to wear it", with Kingii the need for bulky safety devices is over, it is up to 78x smaller than a standard life jacket. It features a screw-on CO2 cartridge, that in case of an emergency, inflates a balloon within 1 second, at the pull of a handle. Your hand and your face are...