The 2008 Leaf Rookies & Stars Longevity trading card featuring Marion Barber III #28 is a rare gem with Ruby Materials, limited to just 350 copies. This sports trading card from the National Football League (NFL) showcases the Dallas Cowboys player with a serial number, making it a valuable collectible for fans and collectors alike. Manufactured by Donruss/Playoff, this memorabilia card is part of a base set for football enthusiasts looking to add a unique piece to their collection from the 2008 season.