Scubapro S270 Octopus

Air-balanced valve smoothes out the inhalation effort when diving at varying depths and supply pressures, Lightweight casing, made of a fiberglass-reinforced nylon core and a special PU outer layer, is extremely durable plus helps reduce jaw fatigue and improve diving comfort, Technopolymer plastic barrel with a metal thread and a balanced valve helps save weight and provides a surface that ice crystals can't grab onto when diving in extreme cold water, Dive/predive switch prevents freeflows when not being used, Compact and efficient exhaust tee minimizes exhalation effort