Carolina Panthers I Checked On the Price: Christian McCaffrey Will Not Change Jersey Number…This Year A week ago, Christian McCaffrey posted himself wearing a number five jersey and asked fans their thoughts. View this post on Instagram A post shared by Christian McCaffrey (@christianmccaffrey) With the NFL loosening jersey restrictions, many players are considering switching to numbers that have more sentimental value to them. The catch is, a player will have to purchase all unsold stock of official NFL jerseys that have the player’s current number. While Christian hasn’t ruled out switching to number five, after doing the math it won’t happen this year. May 26, 2021