Product DescriptionProduct nameSofa SpringItem no. SS899-D38MaterialSteel Finish Clear oil painting (other colors available)Wire dia 3.8mm (Other wire dia like 3.6mm or 4.0mm are both available)Package16meters/roll, 10rolls/160meter/40kgs/ctnSeveral Wire DiametersThis product's link is for wire dia 3.8mm .But other wire dia like 3.6mm or 4.0mm are both available .VariousColors This product's link is for Clear Oil Painting finish .But other colors like Black ,Golden and Silver are all available Packing 16 meters/roll . 10 rolls/160meters/40kgs/outer bag