Ever notice the stickers on an Ohio State football player's helmet during a game? Here's what to know on the Buckeyes' ...

So what are those stickers on Ohio State's helmets? Here's everything you should know ahead of the national championship.

College football uniforms and helmet designs changed ... and the Nittany Lions have donned navy blue numerals on one side of their helmets at times over the years, including once a season since ...

The Ohio State Buckeyes football team has a history of outperforming ... "Three stickers would fill the whole side of your helmet, that's how big they were," Nein said, per ESPN.

College Football Fix discusses What is on the sticker ... can fit up to 47 stickers on each side. If a helmet becomes full in a season, there becomes a running tally for notation purposes.