The product is a lot of 20 original 1990 Topps baseball cards featuring Ken Griffey Jr. as an All-Star Rookie player for the Seattle Mariners. The cards are standard size, made of card stock, and manufactured by Topps in the United States. They are part of the Major League (MLB) and are in English language. This vintage sports trading card set captures a key moment in the baseball career of Ken Griffey Jr, making it a valuable collectible for fans and collectors of baseball memorabilia.