This is the Aqualung ABS Octo Scuba Diving Safe Second RegulatorFeatures: Unique 120 degree angle between hose and mouthpiece: This Aqua Lung innovation is ideal for giving your octopus to a buddy - will work in either right hand or left hand positions. No more sharp bends in the hose or upside down octopuses in the mouth 39" yellow hose easily distinguishes your ABS hose from your primary hose. This high visibility hose is easily spotted in case of an out-of-air emergency Exceeds CE breathing requirements for regulators Versatile design allows proper function when right side up or upside down Custom quick-release mounting clip keeps the ABS properly located on the body at all times The ABS Octopus combines good breathing performance with the benefits of a low profile body style. This product qualifies for Free Parts for Life "