The product is a 2006 S United States Mint Annual 10 Coin Silver Proof Set, minted in San Francisco. This set includes a variety of denominations, all composed of silver. Each coin is struck in proof quality and comes with a Certificate of Authenticity from the U. The set also comes with a box for safekeeping and display. This product is a valuable addition to any coin collector’s inventory, showcasing the craftsmanship and purity of American silver coins. 2 sets in this offering.