This 1989 Upper Deck Mark McGwire #300 PSA NM-MT 8 card is a must-have for any baseball fan. Featuring one of the most iconic players of the Major League (MLB), this sports trading card is from the 1989 Upper Deck set and manufactured by Upper Deck. The card is graded by Professional Sports Authenticator (PSA) and has a grade of 8. With a population of only 377, this card is a rare find and perfect for collectors. It features McGwire in his Oakland Athletics uniform and is a great addition to any sports memorabilia collection. Don't miss out on the opportunity to own a piece of baseball history with this 1989 Upper Deck Mark McGwire #300 PSA NM-MT 8 card.