... ,polishing, baking finished high quality+competitive price other choiceMaterial:iron, copper,brass,bronze,zinc alloy,stainless steelCraft: die cast,die struck ... ,nickel,black nickel.matte nickel,bronze,antique bronze,matte bronze,copper,antique copperLogo style:hard enamel,soft enamel,die struck enamel ... .It would be my great honor to serve you. fashion cufflinks with plating nickel and soft enamel