The 2025 Topps Heritage Mega Box is a brand new, factory sealed collection of MLB baseball trading cards. This box contains 136 standard-sized cards featuring players from the Major League Baseball (MLB). The set includes cards from the 2025 Topps Heritage collection, with a focus on the MLB World Series. Each card is made of durable card stock and manufactured by Topps in the United States. This box is perfect for baseball fans looking to add to their collection of sports trading cards, with notable teams like the New York Yankees and Los Angeles Dodgers represented.