The product is a 2021 Bowman Draft Chrome Refractor 1st Marcelo Mayer autographed trading card, limited to a print run of 499 and graded as a PSA 10. This baseball card features a standard size and is made of card stock. The card is an original release by Bowman and includes a serial number, making it a sought-after collectible for fans of the Boston Red Sox and Major League Baseball.