The product is a 1991 Pro Set Series 1 unopened football pack. This pack contains sports trading cards from the 1991 football season, manufactured by Pro Set. Each pack offers the opportunity to collect cards featuring various players and teams from that season, making it a sought-after item for football card collectors and fans alike. The pack is a nostalgic piece of football history, offering a glimpse into the players and teams of the 1991 season.