The 2021 United States Mint Silver Proof Set includes 7 coins in total, housed in two cases, a box, and a Certificate of Authenticity (COA). The coins are struck in proof quality at the San Francisco Mint. This set is officially certified by the U. Mint, making it a valuable addition to any coin collection. The United States is the country of origin for these coins, showcasing the craftsmanship and history of American minting.