... WIRES,support line,Black and white string) Diameter:1.5-4.0MM Color:Black,White and transparent.product details: Polyester ... Wire Material100%polyesterDiameter1.5-4.0mmNet weight 10kg,20kgLength 2300-550Color White ,blackPacking5KG ,10KG, ... , Tensile strength (N) ≥ 2200, 17.5% elongation at break.C. Black support line is mainly used to the greenhouse and ...