The product is a 2021 Panini Mosaic Football Blaster Box Pack containing 4 standard-sized trading cards featuring players such as Joe Burrow, Trevor Lawrence, and Patrick Mahomes. The cards are made of cardstock and the packs may have base, parallels, inserts, memorabilia and maybe even a autograph! These cards are part of the National Football League (NFL) series, manufactured by Panini in the United States. Each pack may include autographed cards, inserts, and parallel versions, making it a desirable collectible for football fans and trading card enthusiasts.