Biker and Camper's outlets have water bags with drinking tubes. Tubes have a variety of survival uses from distilling water to drinking from solar water gathering. The bags are light weight, sealable, and reusable. Great for Scouting.<br><br>As an ex Scout Leader, we allowed our boys to carry the Boy Scout Flint Stick with Striker. We also asked them to carry a supply of link in a zip bag. Lint catches fire easily and builds confidence. We move up from link to tinder as an educational learning tool. (They were required to carry a Fire Starter Card if they carried flint.) <br><br>In my wallet I carry a Zippo lighter flint. (Very Small). With a small pen knife I have easy made fire starter tools in an emergency.<br><br>