Air tanks; Breathing apparatus for divers, namely, compressed air bailout units; Breathing apparatus for divers, namely, rebreathers; Diving equipment, namely, protective diving shoes; Diving snorkels; Diving suits; Ear plugs for divers; Gas pressure indicators; Goggles for scuba diving; Life jackets; Protective industrial respirators; Scuba goggles; Scuba masks; Scuba snorkels; Skin diving masks