Fortifilter™, the smallest, lightest water ultrafilter, ever.

New! NOW IN STOCK!  FREE SHIPPING!

You asked for it, we listened!  Now you can fortify your pocket-sized preps for the great outdoors, survival, or emergency preparedness with this tiny ultrafilter straw, new from Roving Blue. Pair with one of our Roving Blue ozone water purifiers for the ultimate in water safety: Ozonate, then sip! Compact enough for purse, glove box, backpack or bug-out bag.

For more information about ultra-filters and their capabilities, see this article from the CDC that addresses their capabilities. Bacteria and virus are no match for this medical-grade .01 micron size filter!