This product is a lot of United States proof sets from the years 1980 to 1985, including coins from 1980, 1981, 1982, 1983, 1984, and 1985. These uncirculated proof sets are composed of copper and were struck in proof condition at the San Francisco Mint. Each set is certified by the U.S. Mint, showcasing high-quality coins from the United States. This collection offers a comprehensive look at American coins from the 1980s in pristine proof condition.