As noted by The Columbus Dispatch, Ohio State's helmets include stickers that have a buckeye leaf on them. Buckeye leaves are grown on buckeyes trees, which is the official tree of the state of Ohio.

With Tennessee playing Ohio State in the first expanded College Football Playoff, that buckeye helmet sticker tradition is ...

Ohio State has a deep and rich history when it comes to football and its sleek uniforms, specifically the team's shimmery silver helmets and the accompanying stickers.

The buckeye tree became the state tree of Ohio in 1953 but was already a popular symbol for the state as far back as the 1800s. The Buckeye became synonymous with Ohio State University's football ...

Why is Ohio State football's black stripe tradition so important? Here's what Ryan Day, Urban Meyer and players had to say.