In the NFL game, each player's have cheap NFL Jerseys must be embroidered on the number, length and width of the number of chest at least 20.3 cm above the number behind it is to have the length and width of 25.4 cm or more, only compliance. Not the color of shirt and ball color (brown or brown) the same.

NBA, players are free to choose their favorite number, but the NFL limit for the number is relatively stringent, in order to allow judges to easily identify the role of each player, NFL since 1973 provides the number of players means players The number must be allocated in accordance with the following methods:

1 ~ 19: quarterback, kicker.
49 No. 20: running back, second-line health.
59 No. 50: center, linebacker.
79 No. 60: defensive line front, front inside the attack line (except center).
89 No. 80: External member of winger.
99 No. 90: San Diego Chargers Jerseys,There is no hard and fast rules, but it has always been reserved for the defensive winger.