The 2021 Panini Mosaic NFL Football Hanger Box is a sealed box containing 20 standard-sized trading cards featuring players from the National Football League (NFL). The set includes notable athletes such as Joe Burrow, Trevor Lawrence, and Patrick Mahomes. Manufactured by Panini, these cards are made of card stock and paper materials, and come in English language. This exclusive box of rookie and parallel cards is perfect for football fans looking to add to their collection from teams like the Jacksonville Jaguars, Chicago Bears, and New England Patriots.