This product is a large 4 Navy USN Chiefs Pride CPO Challenge Coin Mug in OD. It is an original military collectible, specifically themed around militaria and featuring a CPO Challenge Coin design. The mug is a unique and meaningful item for those who have served in the US Navy or show support for military personnel. Made in the current time period, this mug is a symbol of pride and honor for those who have served in the Navy.