OX-ON Breathing Tube Comfort self-adjusting tube suitable for OX-ON Powered Air Comfort and OX-ON TECMEN Helmet G20 for PAPR Comfort. The breathing tube is equipped with a quick-release coupling for attachment to the main part and a bayonet connection that connects to the motor unit. This makes the tube very user-friendly. The self-adjusting tube ensures optimal comfort as it adjusts to the individual user.