The product is a set of 5 commemorative coins celebrating the 100th anniversary of World War One. These modern silver/clad coins have a fineness of 0.9 and are struck in proof condition. Made in the United States, these coins feature various designs related to the war and are a collector's item for those interested in American history and military memorabilia. Each coin represents a significant year within the 1918-2018 period, making it a valuable addition to any coin collection.