The product is a vintage 1990 Upper Deck Ken Griffey Jr #156 trading card featuring the rookie player from the Seattle Mariners in Major League Baseball (MLB). Manufactured in the United States, this standard-sized card is part of the base set for the 1990 season. Made of card stock, this collectible item is a classic piece for baseball enthusiasts and fans of Ken Griffey Jr. It is a valuable addition to any sports trading card collection.