The 2025 Topps Update Series - Marcelo Mayer #US105 (RC) trading card is a baseball collectible featuring rookie player Marcelo Mayer from the Boston Red Sox. Manufactured by Topps, this card is part of the base set for the 2025 season in Major League Baseball. With a focus on sports trading cards, this item is a must-have for fans and collectors looking to add a unique piece to their collection.