The 2026 Topps Series 1 Flagship Real One Autographs Jacob Melton #148 trading card is a highly sought-after collectible featuring an autograph from MLB player Jacob Melton. As part of the Flagship Real One Autographs insert set, this original card is manufactured by Topps and printed on sturdy card stock. This particular card is a Rookie card, making it a valuable addition to any baseball card collection. With a focus on showcasing the rookie player from the Houston Astros, this card celebrates the MLB World Series and is a must-have for fans and collectors alike.