The 1990 Upper Deck Ken Griffey Jr Rookie Card #156 featuring the Seattle Mariners outfielder is a highly collectible sports trading card. This vintage card is certified by Upper Deck and graded as a 9 Mint by CCG, making it a valuable piece for any baseball fan or collector. The card is made of card stock and is an original from the set, showcasing Griffey Jr during his rookie season in 1989. With its iconic design and historical significance, this trading card is a must-have for fans of Major League Baseball and sports memorabilia enthusiasts.