Medallions,Badges,pins,medals: 1) Materials: brass, zinc alloy, stainless steel, iron, pewter, aluminum, soft PVC 2) Plating: gold, anti-gold, pearlized gold, silver, anti-silver, pearlized silver, nickel, anti-nickel, pearlized nickel, black nickel, anti-brass, anti-copper, chrome , dyed black , anodized aluminum , painting 3)..