The product is a 2026 Topps Chrome Marcelo Mayer 75th Anniversary Refractor trading card, featuring the Boston Red Sox player in MLB World Series event/tournament. This limited edition card is serial numbered to 75, made of 20 Pt. card stock, and part of the 75th Anniversary Refractor insert set. Manufactured by Topps in the United States, this English-language card is a highly sought-after collectible for baseball fans and collectors alike.