This is a rare 2021 Bowman Chrome sports trading card featuring Marcelo Mayer, a player from the Boston Red Sox team. The card is autographed in light blue ink, making it a unique and valuable addition to any collection. It is a first edition card, signed by the player himself and graded as authentic by the Professional Sports Authenticator (PSA). The card is part of the 2021 Bowman Chrome set and has the card number BDC-174.