The product is a 1991 Stadium Club Charter Member trading card featuring Major League Baseball players Ken Griffey Sr and Ken Griffey Jr from the Seattle Mariners. This graded card, with a grade of 9, is part of the Topps manufacturer's base set and has been authenticated by Professional Sports Authenticator (PSA). As a collectible item in the sports trading card category, this vintage card from the 1991 season is a sought-after piece for fans and collectors of baseball memorabilia.