The product is a 1987 Donruss Baseball trading card featuring Mark McGwire of the Oakland Athletics. This PSA 10 GEM MINT card is a highly sought-after Rated Rookie card, showcasing the image variation of a young McGwire during his rookie season in Major League Baseball. As a sports trading card manufacturer, Donruss's product offers collectors a valuable piece of baseball memorabilia from the United States. This card is a must-have for fans of Mark McGwire and collectors of baseball trading cards.