The product is a set of 1980-81 Topps Basketball trading cards featuring Gus Williams, Reggie Theus, and Reggie King. These vintage cards are original and manufactured by Topps, part of the National Basketball Association (NBA) league. With card numbers 128, 41, and 233, these standard-sized sports trading cards are a collectible item for basketball fans and collectors seeking to add iconic players from the 1980-81 season to their collection.