dog tag with necklace,dog chain,jewelry 1.weight of each pc:33 grams 2.size:5*3cm 3.attachment:iron ball chain dog chain,dog tag,jewelry dog tag1)material:zinc alloy,crystal,copper chain(pure gold)2)size:5*3cm,customer's size is available3)surface-mount crystal,fashional design4)attachment:iron ball chain5)setting:inlay,prong or glue