Feature:1. Breathing Machine Connection: Used to connect the breathing machine and the humidifier, so as to humidify and heat the gas output by the breathing machine.2. Flexible Hose: The angle can be adjusted according to actual needs, smooth interior, helps improve the performance of the breathing machine, practical for use.3. Replacement Accessory: Easy to connect, no complicated operations and tools required, bring you convenience. Wonderful replacement for the old or broken one.4. Multiple Applicable Place: Light weight and in small size, it doesn't take up much space, easy to store and carry, perfect for home use and health center.5. ABS And Rubber: Breathing machine tubing adopts excellent ABS and rubber material, safe and eco friendly, wear resistant, has a long service life.Specification:Item Type: Breathing Machine TubingMaterial: ABS, RubberUse: Connect breathing machine and humidifier water chamber.Package List:1 x Breathing Machine TubingNote:Please allow slight error due to manual measurement. Thanks for your understanding.