The product is a 2026 Topps Finest FMA-JL Jack Leiter autograph mini diamond trading card. This card features Jack Leiter, a baseball player, and is a part of the Topps Finest set for the 2026 season. The autograph is signed by Jack Leiter and is a rare diamond parallel variety, making it a highly sought-after collectible for baseball card enthusiasts and fans of the sport.