Specificationsblack enamel cufflinks material stainless,plating gold good design and charming keep shinning,no fade fashion ... .material:ZINC ALLOY,aluminium alloy, iron or stainess steel.2.Plating:gold,silver,nickel,black nickle,3.process: casting, welding ... ,plating, mirror face, enamel.3.Customized colors, sizes and styles are ...