The 2021 Bowman Chrome Draft Marcelo Mayer Prospect #BDC-174 PSA 9 Mint trading card is a highly collectible item for Major League Baseball fans and card enthusiasts. This original single features Marcelo Mayer, a promising player from the Boston Red Sox, graded a PSA 9 Mint by Professional Sports Authenticator (PSA). The card is part of the 2021 Bowman Chrome set and is a valuable addition to any modern baseball card collection.