Product Features: 1. Plastic polyurethane material conforms to the ROHS environment protection requirements. 2. High elasticity: small bend radius enables PU tube to pass through tight spaces. 3. Better anti-knot effect than other plastic tubing. 4. Excellent flexibility that can bear repeated expansion. 5. Anti-abrasion allows for longer working life and is suitable for an environment in which it may be easily worn. 6. Low permeability of gas relieves the problems of leakage and pollution. 7. Good anti-solubility prevents solvent leaks, therefore it will not pollute the environment. 8. Low compression: maintains excellent physical character. 9. Boasting a wide resistance, it has a certain resistance to chemicals, water, fuel, oil, and bacterium.