The 2025 Topps Signature Class Football NFL Mega Box is a factory-sealed box containing 80 cards featuring players from the National Football League (NFL). The cards are standard size and made of card stock, with no autographs included. The set includes a base set, rookie cards, and parallels, with a focus on popular teams like the Kansas City Chiefs and New England Patriots. This product is perfect for football card collectors looking to add to their collection for the 2025 season.