Chicago Bears #89 Mike Ditka Team Color Jersey. Every fan knows, all die-hard fan have own a nfl team jerseys. If you are a Chicago Bears fan. This Mike Ditka Team Color Jersey by Reebok is for you. The v-neck jerseys is made of durable, quick-drying polyester diamond back mesh and showcases the screen-printed team name and player's number on the chest. The back features the player's name screen-printed on a sewn-down nameplate and his number shown at the center.