The green dot is the result of a new rule in effect for the 2007 NFL season. The green dot helmet indicates that the helmet is wired with a radio for calling in plays to the quarterback.
Only one player with a radio is allowed on the field at a time.
The green dot on a helmet signifies a player who has a radio receiver in his helmet.
No Stickers will not weaken your helmet, put as many on as makes you happy.
Yes they do depending on the stickers
Each player will bring helmet stickers from his school/team and give them to other players on the all-star team to wear on their helmet. I guess they do this to show respect to the other players/schools from their all-star team.
If you like.
The Stickers on the Stanford Cardinal helmet is a large red S with a green California Redwood in front.
2009
Much research shows that there is no problem with have stickers on any form of helmet such as ; motor cycle helmets, bmx/shateboard helmets and any other form of crash helmets.
http://www.helmethut.com/College/Michigan/moorhead.html
GU stands for Gene Upshaw, he was head of the player's union and retired NFL player. He passed away just before this season started.
50
An NFL-issue Liddell helmet.
The onl special fitting the have is each helmet has ports where you can pump up the different sections to make the helmet fit tight comfortably...