Aqua Lung ABS Octopus Excellent Breathing Performance Low Profile Body Style Exceeds CE Breathing Requirements for Regulators Versatile-Design: Proper Function when Right-Side-Up or Upside-Down Unique 120 Angle Between Hose and Mouthpiece: Ideal for Giving Octopus to Buddy Works Right-Hand or Left-Hand Positions No Sharp Bends in Hose or Upside-Down Octopuses in Mouth