New Sealed Mega Box. This is a presale item. The 2026 Topps Chrome Baseball Mega Box is a brand new sealed collectible item containing 42 standard size trading cards of MLB players. Produced by Topps in the United States, this set features cards from the 2026 season with no autographs included. Perfect for baseball fans and collectors looking to add to their collection, this box offers a variety of cards in English language. Get your hands on this limited quantity presale item to enjoy a piece of Major League Baseball history.