The National Guard Bureau Air National Guard Coin Of Excellence Challenge Coin is an original and unique collectible item with a theme of militaria. This challenge coin is a symbol of excellence and honor, representing the dedication and sacrifice of the Air National Guard members. It serves as a tangible reminder of the hard work and commitment to duty that these individuals have demonstrated. This coin is a valuable addition to any collection, especially for those with an interest in military memorabilia and current militaria.