... badgeMaterialzinc alloy, iron, brass, stainless steel, pewter or AluminumMOQ100size1.5"Custom Various size by orders ProcessDie Cast, die struck, stamped, photo ... etching, injection are availableLapel pins platingNone, various plating by order, gold, nickel, brass, copper, silver, anti-nickel, anti-brass, anti-copper ...