The product is a 1978 Topps trading card featuring Calvin Hill of the Washington Commanders in the National Football League (NFL). This sports trading card is part of the base set from Topps, with card number 71 from the 1978 season. Fans of football and vintage sports memorabilia would be interested in adding this to their collection, especially those who follow the Washington Commanders or are fans of Calvin Hill. It is a piece of history from a specific season and player that would be sought after by collectors of sports trading cards.