... ,environmental friendly,non-toxic 2.diameter:3mm,4mm ,5mm kinds of welding rods on sale wlecome to contact us for getting the present ... below: Material linoleum ,pvc SpecificationDiameter:3mm,3.5mm4mm,4.5mm or 5mm.100m/coil Featuresanti-microbial,stain resistance,environmental friendly,non-toxic ... and easy to be trimmed off . kinds of welding rods on sale