I saw something similar to this at Academy Sports. Aside from the fact that this is being made by Eddie - freaking - Bauer, it's kind of an interesting idea. Imagine all the stuff you could pack into a Nalgene bottle. I've been thinking about a "novel" way I could present some of my family members with a basic kit for their car. Perhaps this would work.

Besdies, with this, you've automatically got your water storage. More appetizing than a condom.