Philadelphia Eagles #10 DeSean Jackson Alternate Jersey. Every fan knows, if you want to prove yourself, you have to own your favorite nfl jerseys! If you are a Philadelphia Eagles fan, this DeSean Jackson Alternate Jersey is for you. This jersey is made of durable, quick-drying nylon diamond back mesh and displays the player's number screen-printed on the chest and sleeves. It's designed with the player's number screen-printed on the chest, back and shoulders and his name is screen-printed on a sewn-down nameplate at the upper back.