... Metal material , any material you can choose if you need.2) Plating :Gold ,silver, Nickel, Chrome, Bronze,Copper, Antique gold, matt ... ,Photo-etching.Advantage:1 ) OEM and samples orders are welcome . 2 ) Good quanlity , reasonable price ,fast delivery , professional service and manufacturing ... be highly appreciated .About products:About company: 2012 Popular metal pin badge laple pin with flat photo