The product is a 4 Navy USN Battleship Tribute Challenge Coin featuring the USS Arizona (BB 39), a historic battleship in the US Navy. This original military collectible falls under the category of Militaria and Navy Challenge Coins, making it a unique and special addition to any collection related to military history. The coin is a tribute to the service and significance of the USS Arizona, serving as a tangible symbol of honor and remembrance for those who have served in the Navy.