iron metal, high strength, wear resistant, anti-rust and design, which is perfect for enthusiasts, you can make personalized designs on, such as various word and pattern It can be engraved into a variety of pattern to friend, family, girlfriend, boyfriend, colleague, coworker, neighbor, father, friend as meaningful gifts This coin is approximately 40mm / 1.57inch in diameter, 3 colors for choose Coin is a collectible object that it is meaningful for collection enthusiasts