Looks like
urinal cakes.
(
ZugZwang refuses to update his profile.,
Thu 27 Jan 2005, 17:30,
archived)
I'd imagine that an overlarge altoid would, in fact, look like a urinal cake.
Hmm, that's an unpleasant image.
(
fantastic german,
Thu 27 Jan 2005, 21:19,
archived)