“We’ve now got about 60 teams across college football ... using a 3D printer. Part of the challenge was accounting for the earhole sizes and shapes that vary depending on helmet style.

using a 3D printer. Part of the challenge was accounting for the earhole sizes and shapes that vary depending on the helmet style. Once the season got underway with a Friday night home game ...

They wanted us to develop something that could be inserted into the ear opening of football helmets um to disrupt ... a bio-based plastic, using a 3D printer. Part of the challenge was accounting ...

The sight was a common one for Andrew Kolpacki. For many a Sunday, he would watch NFL games on TV and see quarterbacks ...