The product is a 1990 Topps Superstars Stickers Mark McGwire Baseball Card #61. This sports trading card features baseball player Mark McGwire and is from the 1990 season. Produced by Topps, the card includes a sticker and is a part of the Topps set collection. Ideal for collectors and fans of baseball memorabilia, this card captures a moment in the career of Mark McGwire during the 1990 season.