[There's a pause after that. Maka doesn't really see anything wrong with Kaneki's hair, maybe it's getting a little shaggy but that happens to everyone.]

Well, if you can convince him anyway. Just please don't introduce hair gel to him, I've had enough of guys being obsessed with hair gel from back home.

[Not that Kaneki's the type to obsess on hair gel. Unless the hair gel was somehow a book.]