The 2021 Donruss Optic Retro Series Brett Favre trading card featuring the Minnesota Vikings is a standard-sized collectible made of card stock. This original sports trading card is part of the Retro Series insert set in the 2021 Donruss Optic collection. With a focus on National Football League players like Brett Favre, this card is a sought-after piece for fans of the sport. The card does not include an autograph but features a holographic HOLO design, adding to its visual appeal and value for collectors.