As if that changes just because you're with her? If they're going to stare, they'll stare when you're there or not. That's a them problem, not a her problem.
But bottom line is that it doesn't matter, because you're being controlling. She had the right to wear whatever she's comfortable with, regardless of your opinion.
And it'll go great with his last name. I assume he's from the “With Marinara” family who came over on the Mayflower.
Sadly he is against doing that..
You mean other than the fact that OP is dodging all the questions about whether he does his hobby with her alone?
As if that changes just because you're with her? If they're going to stare, they'll stare when you're there or not. That's a them problem, not a her problem.
But bottom line is that it doesn't matter, because you're being controlling. She had the right to wear whatever she's comfortable with, regardless of your opinion.