... 4.materials:aluminum,copper,tin,zinc or plastic Features of our plastic or metal tag hang tag:1) ... Made of metal or plastic2) Electroplated and coated with nickle ... 4) The surface can be made completely flat or a little curved to get a more 3D ... According to customer request6) Thickness: customized7) Fixed by chain ,stilt or screw,adhesive backed8) Especially for clothes, trousers, bags, ...