The product is a 1984 Fleer trading card featuring Don Mattingly of the New York Yankees, graded as a PSA 10. This baseball card is a part of the Major League Baseball (MLB) set, specifically from the 1984 Fleer collection. As a highly rated card of a popular player from a well-known team, this item is sought after by collectors and fans of both baseball and trading cards. It holds historical value and represents a piece of memorabilia from the 1984 baseball season.