Pittsburgh Steelers #4 Byron Leftwich Team Color Jersey. Every hardcore fan knows, if you want to prove yourself, you have to own your favorite nfl jersey! If you are a Pittsburgh Steelers fan, this Byron Leftwich White Jersey is for you. This v-neck jersey is made of durable, quick-drying nylon diamond back mesh and designed with the team name and player's number screen-printed on the chest. The player's name is screen-printed at the upper back on a sewn down nameplate, with his number screen-printed in the center.