cuff links: 1.any metal will be ok ... boxes, etc. All products are high-quality gifts. cuff link specification: 1)Available material: Copper, brass, ... are available.3)Plating options: Gold, antique gold, silver, and antique silver, antique bronze, nickel, anti-nickel, black nickel, ... photo etched, stamping, hydraulic,printing, die-casting, carved, enamel,epoxy resin casting,coloring and PVC5)High quality ...