... 4. custom design are welcome. metal key chain, alloy key chians, key rings, metal badge, medal, emblem, souvenir, lapel pin, metal craft, metal pin1. Material: znic alloy, brass ... Size: various sizes and thickness availble;3. Process: carved, casting, painted, plated, polish etc;4. Plating: nickel-plated, ancient copper-plated ... orders welcome;6. Free sample.7. For promotion and gift. metal key chain