The product is a set of uncirculated coins minted in the United States in 1990, specifically from the U.S. Mint in Philadelphia and Denver. These coins are business strikes and have not been graded. The set includes coins from both mints, making it a diverse collection for coin collectors or enthusiasts looking to expand their collection of U.S. coins. With certification from the U.S. Mint, these coins are guaranteed to be of high quality and authenticity, making them a valuable addition to any collection.