Best pocket backup
Potable Aqua
Potable Aqua Purification Tablets
Cheap tablets to stash in every kit and the glovebox.
$13
Where to buy — coming soon
What we love
- ✓Dirt cheap, packable
- ✓No moving parts to fail
Worth knowing
- •Slight taste; short shelf once opened
Cheap tablets to stash in every kit and the glovebox.