dog id tags 1)Nickel lead free 2)Pass factory audti ... experience 4)10 years after-sale service Engraved metal dog id tags : MaterialZinc alloy, brass, copper, iron, pewter, stainless steel, ... .Design2D, 3D, cutout.Cutting edgePetal, curve, wave, swirl, spiral and wavy cutting edge.ColorPantone color chartSize30mm, 35mm, 40mm, 45mm, etc ... etc.Manufacture partner of CoCa CoLa Engraved metal dog id tags