Lapel Pin- Die Struck without Colors. The production procedures for this item are almost the same as hard enamel; imitation hard enamel; copper soft enamel, but we do not infill any hard enamel or soft enamel colors, so we gave this item a specific name “Die Struck Copper or Brass without Coloring”Since there are not any colors on pins, we have a various finishing for options, such as sandblasting; foggy painting; two tone (gold and nickel) finishing; antique finishing; stain or matte effects and different texture background for choices.