... brassWe specialize in making all kinds of custom lapel pin,badge,emblem,coin,medal,keychain and so on.Material:brass ... off-set printing,laser engraving etc.Plating:gold,silver,nickel,black nickel,bronze,chrome,copper,misty plating,antique gold,anitique ... ,antique bronze.Attacnment:butterfly clutch,ring,ribbon,keychain,safety pin,stick pin,magnet etc.Color:Pantone Color ChartPacking:polybag as per ...