[quote=@Kho]
I mean, he's a mannequin-esque being, what's there to hide?
[/quote]

His imperfections .-.

In all seriousness, the robe is made out of the same flowing clay as his body, so it's technically a part of him just like any other. I gave him the robe more for the gliding walk it allows, not for any frivolous or particularly meaningful reason.