The "2009 United States Mint Proof Coin Set" includes uncirculated coins with denominations of 1 cent, 5 cents, 10 cents, 25 cents, 50 cents, and $1. This set was struck as proof quality at the San Francisco Mint in 2009 and is certified by the U.S. Mint. The coins are from the United States and are not modified. This set is a valuable addition to any coin collector's collection, showcasing the high-quality craftsmanship and design of American currency from that year.