Snorkels; Divers masks; Diving gloves; Diving goggles; Diving helmets; Scuba diving weights to offset the buoyancy of a user's wetsuit or drysuit and buoyancy compensation device; Scuba goggles; Scuba masks; Scuba snorkels; Swim floats for safety purposes; Swim masks; Swimming goggles; Water ski safety vests; Air tanks; Breathing apparatus for underwater swimming; Buoyancy compensator devices for divers; Ear plugs for divers; Face masks for diving; Flotation vests; Free diving weights to offs...