If you've watched any Ohio State football games, you've probably noticed the players' uniforms, especially their gray, sticker-filled helmets. But what is on those stickers? And what do they mean?

The donation, which includes a four-year subscription to InSite Analytics for the smart helmets as well as a Riddell Sideline Device, is worth about $12 million.

Monday night's College Football Playoff championship game features an all-time uniform matchup between ... clean and classic helmets there are in college football, with Ohio State's classic ...