Messing with my hair's not a good breather for me. [ It's wryly stated, for what the guy is advising, and how, and he waits a beat before reassuring: ] I'm not the kind of guy you need to worry about doing nothing 'til the train lets us out. Just 'cause I'm not worrying about my hair.

[ He could explain what he means, but it's itching into a point of being needlessly fussy that he doesn't want to, would rather just get away from the subject than explain what he means, how he speaks.

Or why he should, when he can't see what knowing about hair dye helps with his reasons given. Regardless: ]

Well, I can't tell you my brand - I didn't do it myself. Just ask for hair dyes and you'll get something. Big universe, or- void, I guess.