Pittsburgh Steelers #39 Willie Parker Alternate Jersey. Most Steelers fans have a variety of team jerseys. This Willie Parker Alternate Jersey by Reebok is for you. This jersey is made of durable, quick-drying nylon diamond back mesh and boldly displays the team name and player's number screen-printed at the chest. The back of this team-colored jersey features the player's name screen-printed on a sewn down nameplate, with his number shown in the center.