Tanktops and cargo shorts with that Horde belt is about the size of it for Rob. Reasonable comfort in what to him is an overly-warm climate and not wanting to take a second belt from their supplies when he already has one, respectively.

"They're the clothes I want to wear."

Or rather, like here, the clothes he wants to wear that don't make him feel like everyone around him is judging him.

"Clothes aren't the big thing though, they're just easier to explain. It's... it's the whole... everything. Having to constantly be who everyone wants and expects you to be, without the chance to figure out how much of that is you. ...I know what it feels like but it's hard to explain exactly what I mean."