The product is a 1988 Fleer Update MLB Baseball factory sealed set featuring rookie cards of players such as Craig Biggio, John Smoltz, and Mark Grace. This set includes 132 standard-sized trading cards made of card stock, representing various teams like the New York Yankees, Atlanta Braves, and Baltimore Orioles. The cards are from the Major League (MLB) and are original, manufactured by Fleer in the United States. This set is a valuable collector's item for fans of baseball trading cards, particularly those interested in rookie cards from the 1988 season.