The product is a 2026 Topps Series 1 trading card featuring Mike Yastrzemski of the Kansas City Royals. This particular card is a Yellow Holo Foil parallel numbered out of 399, making it a limited edition collectible. As a part of the Major League Baseball (MLB) set by Topps, this card is a valuable addition to any sports trading card collection, showcasing a unique design and highlighting a top player in the league.