Kirby Morgan Helmet SuperLite 27 W/455 REGSuperLite 27Helmet The SuperLite 27 gives the working diver a compact, reliable and extremely comfortable helmet. If the diver is looking for the most compact helmet with the snuggest fit, the SuperLite 27 is Kirby Morgans smaller unit in our selection of highest quality commercial diving helmets. The SuperLite 27 comes standard with the Tri Valve Exhaust System which provides exceptionally dry breathing under all conditions, without increasing