>>Welcome to customize your flag challenge coins Our all custom coins are made of metal like iron, brass, and zinc. Different crafts use different metals to get a perfect effect. Our custom challenge coins use different plating to get fantastic effects.  Recommended for: • Army & Army Reserve • Navy & Navy Reserve • Marine Corps & Marine Corps Reserve • Air Force & Air Force Reserve • Air National Guard • Coast Guard & Coast Guard Reserve • Space Force All in all, challenge coins are a wonderful way to show support and to commend dear colleagues and friends! >>Place your custom order today!