The 1989 Upper Deck Star Rookie Ken Griffey Jr #1 trading card is a highly sought-after collectible in the sports trading card market. This baseball card features Ken Griffey Jr during his rookie season with the Seattle Mariners in Major League Baseball. Manufactured by Upper Deck, this card is part of the base set and is a must-have for fans and collectors of baseball memorabilia. With its iconic design and historical significance, this card is a valuable piece of sports history that represents one of the greatest players to ever grace the field.