U.S. DIVERS

Commercial diving equipment namely, underwater masks, [helmets, protective hats, protective hoods], breathing gas regulators, [neck bands, helmet liners] and [gas cylinders; ]underwater sporting equipment namely, breathing gas cylinders,[ gas manifolds, gas valves, gas hoses for attachment to underwater breathing gas systems, first and second stage regulators for breathing gas, breathing gas control yokes, pressure gauges, depth gauges, compasses,] diving suits, boots, mittens,[ and jackets] all made from elastomeric wetsuit material[, buoyancy compensators,] life vests, masks, [weight belts; fire fighting equipment namely, fire fighting emergency breathing apparatus, regulators, masks and manifolds; and portable emergency oxygen supplies within pressurized containers, including masks and regulating means]