What kind of person wears a tweed coat

from the text:

I bet most of them. Look at the guy in the, you know, that thing? The neck bat?

Bow tie.

Bow tie.

He was maybe a hundred or so, dancing with the ripplechicks, a man in a dirty old tweed jacket, and he had this long white hair that looked kind of yellow, and his eyes were wide, like he was in mal, but I’m not sure he was in mal. He kept on sticking his thumbs up in the air.