What is the rule on helmets?

[rhickok1109]

It's not really for player's safety, it's a CYA move to avoid potential lawsuits.

[nicefellow31]

http://profootballtalk.nbcsports.com/20 ... lmet-rule/

[fgoodwin]

http://profootballtalk.nbcsports.com/20 ... lmet-rule/

OK, so players are still limited to one helmet. But the article still doesn't answer how the different looks are achieved. I assume it's done by decals.

[JohnH19]

Yes, it's decals.