This product is a lot of 12 trading cards featuring baseball Hall of Famer Ken Griffey Jr., including rookie cards, inserts, and a relic card. The cards are made of card stock and are original, not reprints. They showcase Griffey Jr. during his time playing for the Seattle Mariners, Cincinnati Reds, and Chicago White Sox. These standard-sized MLB trading cards are a must-have for any baseball card collector, especially those interested in owning cards from the legendary player's career.