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. Anti-knot: better anti-knot effect than other plastic tubing. 4. Excellent flexibility: it can bear repeated expansion. 5. Anti-abrasion: long working life and suitable for the environment in which it is easy to be worn. 6. Low permeability of gas: relieves the problems of leakage and pollution. 7. Good anti-solubility: no solvent leaks, therefore it will not pollute the environment. 8. Low compression: maintains excellent physical character. 9. Wide resistance: it has certain resistance to chemicals, water, fuel, oil and bacterium.