The product is a 1991 Upper Deck trading card featuring Barry Sanders of the Detroit Lions, a legendary player in the National Football League (NFL). This card, numbered 500, is part of the promo insert set for that season. It is a rare and highly sought-after collectible for fans of football trading cards, especially those who admire Sanders' talent and career with the Lions. This card represents a piece of football history from the early 1990s and a valuable addition to any sports memorabilia collection.