>>478547>altoid EDC kitIMO, as an exercise in minimizing gear, these mini-survival kits might have some sort of value but in the real world, they're far too small to be of any use in the wilderness while in an urban environment, the items contained in the kit can be easily acquired as needed at any party store or gas station.
I've also seen some custom knife sheaths that have an attached pouch for (what I assume) is a fire starting kit using an Altoids type tin;