The product is a 2026 Topps Flagship Caleb Williams 1991 Chrome Silver Mojo Refractor SP trading card featuring the player from the Chicago Bears. This single card is part of the MLB World Series set and is manufactured by Topps. With a limited print run of 50, this card is a rare find for collectors, especially with its serial numbering and rookie status. The card is made of 20 Pt. card stock and is in English language, making it a valuable addition to any sports trading card collection.