This lot of 6 US Proof Sets includes coins from the 1980s, ranging from 1982 to 1988. Each set contains coins struck in proof condition at the San Francisco Mint. These sets are uncirculated and come with original government packaging. The coins are composed of copper and are certified by the U.S. Mint, ensuring their authenticity and quality. Perfect for collectors looking to add a piece of American numismatic history to their collection.