The product is a 1989 Fleer trading card featuring Don Mattingly from the New York Yankees. This card is part of the base set and is identified by card number 258. It is a near mint or better condition, ungraded sports trading card that showcases the Major League Baseball player in a sought-after collectible format. The card represents a piece of baseball history from the 1989 season and holds value to collectors and fans of the sport.