The product is the 2009 S Silver Proof Set from the United States Mint, which includes coins with a fineness of 0.9 and was struck in proof condition in San Francisco. The set is certified by the U. Mint and is in its original government packaging, making it desirable for collectors of coins and proof sets. This set offers a glimpse into the craftsmanship and quality of the coins minted by the United States government in 2009. The 2009 set is highly collectible because it is the largest annual silver proof set ever issued (18 coins), featuring 6 Territorial Quarters, 4 Lincoln Bicentennial cents, 4 Presidential dollars, the Native American dollar, the half-dollar, dime, and nickel. The set contains 1.519 troy oz of silver.