The product is a vintage 1958 Topps #321 Sluggers Supreme Major League Baseball trading card featuring players Williams and Kluszewski. This original English-language card is part of the Topps set and is made of card stock. It is a standard size sports trading card with a featured player from the Boston Red Sox, Kansas City Athletics, and Cincinnati Reds teams. The card is from the 1958 season and has no creases, making it an EX condition collectible for baseball fans and collectors alike.