Pet tag,stainless iron , stamped and soft enamel 's an ideal ... :alumium, Iron , brass , zinc alloy , gold , silver and so on .2) Size : 40mm Dia..., and can be changeable as our clients ... :alumium, Iron , brass , zinc alloy , gold , silver and so on .2) Size : 40mm Dia..., and can be changeable as our clients ... quality, reasonable price and good service are our competitve advantages . Pet tag