The Highland Mint Wrigley Field Bronze Infield Dirt Keychain Highland Mint MLB Keychains Own a piece of your favorite teams hollowed ground! Litterally! This unique minted Coin Keychain has Infield Dirt from your Favorite teams stadium embedded in the center! Each is labeled with a numbered MLB Authentication Hologram confirming the Infield Dirt was retrieved from the Stadium and embedded in the coin under the watchful eye of an MLB representative. The other side of the Coin Keychain is minted with your favorite teams Stadium. Each coin Keychain is delivered in a custom cl