High Strength, Wear Resistance, Corrosion Resistance, High Density, Not Easy to Burst. The Product is Sturdy and Durable and Has a Long Service Life. Easy Installation and Disassembly, Good Sealing Performance. It Can be Used for The Connection of pipes and The Use of Different Pneumatic Components, and Has a Wide Range of Uses. You Can Easily Insert or Pull out the Trachea Without Any Tools The Clip of Connecting Air Pipe is Made of Strong Plastic Material, Which is Not Easy to Fall off After Connection Adopt Sealing Component, Keep Good Sealing, Not Easy to Leak. Each Fitting Contains the Sealing Glue, No Need Teflon Tape, Easy to Use.