Buoyancy compensator devices for divers; Buoyancy compensator jacket for use in scuba diving; Breathing apparatus for divers, namely, buoyancy bladders; Free diving weights to offset the buoyancy of a user's wetsuit; Scuba diving weights to offset the buoyancy of a user's wetsuit or drysuit and buoyancy compensation device

HARDWARE USED TO HOLD SCUBA CYLINDERS UNDERWATER, NAMELY STAINLESS STEEL BACK PLATE, STAGE RINGS, AND D-RINGS