This set of five Roosevelt dimes is a must-have for any coin collector. These coins are made of 90% silver and have been circulated, adding to their unique character and history. The 10C denomination and business strike type make these coins valuable additions to any collection. The coins were minted in Denver and Philadelphia, and are uncertified. Though ungraded, they are sure to impress any coin enthusiast. These Roosevelt dimes are a great investment and an excellent addition to any collection.