This is a rare and valuable Billy Sims 1981 Topps Rookie Card #100 from the Detroit Lions. It features the talented running back in his rookie year and is a must-have for any serious football card collector. The card is in great shape and has been well-preserved, making it an excellent addition to your collection.

The card is part of the 1981 Topps set and has a parallel/variety that can be seen in the title. The card name and manufacturer are also featured in the title. This card is perfect for fans of the National Football League (NFL) and collectors of sports trading cards, especially those who are looking for a rare and valuable piece from the past.