The product is a 1956 Topps #30 Jackie Robinson Dodgers Gray Back trading card, signed by Jackie Robinson himself. This highly collectible sports trading card features Jackie Robinson as a player for the Brooklyn Dodgers in Major League Baseball (MLB) during the 1956 season. It is a standard-sized card from the 1956 Topps set, manufactured by Topps and considered a base set variety. This card is a valuable piece of baseball memorabilia, showcasing one of the most iconic players in MLB history.