Spiral Tube protector 1.Hardness,Abrasion Proof,Acid/Alkali resistance... 2.ISO 9001:2008 3.Color:Black,Red,Yellow,Blue.. Spiral Tube protector:Product ... Features:Spiral Protector offers good insulation and abrasion protection for ... CTN.(3) According to customer requirements Packing fully.Specifications: Spiral Tube protector