I would wear something with a collar. Tie isn't necessary.
Casual
Business casual works fine
Patio is super casual
I would say that it's dressy casual.
Respectful nice.
It's casual. I went there after a baseball game and had my Jersey on. I also saw a guy who wore jeans and a nice shirt and a lady in a nice dress.
Dressy casual
Business casual
Business casual, comfortable yet stylish.
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