The product is a vintage 1988 ProCards Ken Griffey Jr rookie trading card from his time playing for the Vermont Mariners in the Minor League Baseball (MiLB). This original card is made of card stock with a thickness of 20 Pt. It features the Seattle Mariners outfielder in his rookie season, making it a sought-after collectible for baseball fans and card collectors alike. The card is a part of the 1988 ProCards Minor League set, manufactured by ProCards in the United States. A