Former Penn State football player Jahan Dotson revealed the shirt during the Blue-White game.
Most of the Nittany Lions' presumed starters will be wearing blue uniforms on Saturday.
The Blue-White game could give a better indication of where multiple position battles are headed.
"The offensive line room has made some great strides. We've got to keep improving, but I think we're in a great spot right now."
The 27-year-old had seen limited time on the field as a member of the Baltimore Ravens and Arizona Cardinals.
