When it first was announced , about a year ago, I mentioned that I never seen a portable water harvesting unit that is efficient.
In other words the weight and or time it takes to fill up is more than just carrying extra water or getting to the nearest source.
Might work on a bike but I doubt very much it will work on foot.
I had another look and found this :
http://www.craveonline.com/design/99075 ... e-suggestsTake a look at this and read the first comment from Fontus , towards the bottom of the page :
https://www.metabunk.org/fontus-self-fi ... ign.t7495/Maybe it will be sold as a package deal with Earl the do it all gizmo.
http://www.earl.is/