Since the early 1930s, custom challenge coins have been used to promote friendships, strengthen bonds, and encourage success. For a nearly a century, military personnel have created personalized challenge coins and used them to raise awareness and funds, educate the public about pressing issues, and honor exceptional individuals within a unit in the Army, Navy, Air Force, Marines, and Coast Guard. Material : Iron / Copper / Zinc Alloy Enamel : Soft Enamel/New Enamel/ Color resin/ Printed decal
