... 2.3D,2D effect available 3.Usage:decoration,souvenir custom printed metal pin badge: Item printing round badge pin Size ... zinc alloy or copper, brass, antique copper, bronze, gold, silver, aluminum alloy, iron, and etc.*Design: according to clients’ logo, design ... matt, antique gold, gold, silver. And we have also enamel, transfer printing and the epoxy coating. Order instructions:1)product design ...