The answer is simple. The small, white and dark green decals depict a buckeye leaf. The stickers, which are about the size of a quarter, are "applied to Ohio State football helmets for big plays ...

Ohio State's decal is a green leaf. The image is of a leaf from the buckeye tree, initially drawn in 1950. It first started appearing on helmets in 1967. So, how do you represent a mascot with a nut?

The white decals on the Ohio State helmet have a green depiction of a buckeye leaf, symbolizing the school and state's history. The practice of placing stickers on the back of helmets began in ...

The stickers on Ohio State football helmets are Buckeye leaf stickers, and they serve as a tradition and a symbol of achievement for the players. This practice began in 1968, introduced by head ...

Those stickers are markers of achievement throughout the season for Ohio State players, and by the end of the year, many players' helmets are plastered with buckeye leaves. Here's what you need to ...