Boot laces
It also could indicate the Flynn is in a current state of healthiness, and that he should maintain his regimen, whatever that might be.
They look like what the Base Honor Guard wears, especially with the high gloss toes.
He could abdicate and pass to William, like his Uncle did.
The Texas Department of Corrections was was one the largest employers of Texans at one time.
Gotta have a lotta laws and and lotta lawbreakers to keep that many guards and cops employed.