Pneumatically balanced PVD plated brass valve results in smooth, easy breathing Reversible demand valve, can be converted from right-handed hose configuration to left-handed hose configuration Diver adjustable inhalation knob, allows diver to customize inhalation effort Adjustable Dive/Pre-Dive switch: Large Venturi lever has a soft rubber grip, which makes it easy to locate and use Ergonomic exhaust channels bubbles away from field of view and reduces exhaust effort Improved orthodontic mouthpiece with dual color tabs PVD plated stainless steel metal ring, adjustable knob and Dive/Pre-Dive end cap WARNING! This product can expose you to Nickel, which is known to the state of California to cause cancer. Learn more
