The product is a 1990 Donruss Grand Slammers #12 Bo Jackson Royals PSA 9 trading card. This baseball card features Bo Jackson from the Kansas City Royals in the Major League Baseball (MLB) season of 1990. The card is part of the Grand Slammers insert set by Donruss, with the variation description of no black bar on back. It is a sought-after collectible item for fans of baseball trading cards, showcasing a unique design and highlighting a standout player in the league.