I'll wash that face right off your head.
Does your heart die a little when you have to throw away that last little sliver of soap? Now you can save it! You have now personally solved all our ecological problems!
Guest soaps don't always have to be cherubs and seashells you know.
Why wash your hands with a boring little nub of Ivory when you have choices like these?
Just a gentle suggestion.
As much as I'd love to be able to eat and wash myself at the same time, some things should be kept separate for hygiene's sake.