Material: PVC + RUBBER Length: 50feet (50*0.3048=15.24 m) Inner diameter: 3/8"(9.5mm), ± 0.5mm. Outer diameter: 39/64 "(15.3 mm + / - 0.5 mm) Tail joint material: alumina Normal operating pressure: 300PSI Fracture pressure: 900PSI pipe will not be wound together, can be neatly unwound, used flat on the ground, and will not automatically roll together, not easy to split and wear resistance. The tube is also flexible at temperatures from -40°F/°C to 140°F/°C, and can withstand pressures of 300 psi