Agree with BKBT, the gap should be thinner on the pinstripes.
You can see here that the right ear breaks up both of the pin stripes. Neither stripe is a continuous piece.
1. A standard black balaclava will do, or you can look around on places like amazon for one that is close in color to the flight suit if you want. Either should work fine.
2. A chin strap really isn't needed if the helmet is nicely snug on your head. Any foam padding will work, you can get...
That may or may not be true.
AFAIK, there isn't a legion wide moratorium on trooping anymore and FL Gov. DeSantis lifted basically all Covid restrictions state-wide to fully re-open the state. So there isn't really anything stopping the Florida Garrison from accepting appearance invites and...