The Frontier Flow RED Line Filter Bottle keeps you safe from waterborne illness, no other filter on the market removes such a broad range of contaminants. Easily refill from any water source and carry up to 22 oz. with you. The Frontier Flow includes a convenient finger ring for easy filling and carrying. The bite valve says clean thanks to the rigid dust cap. Squeeze the bottle to assist the flow of water through the filter.
This Frontier Flow comes with a Series II RED Line Filter and is certified to EPA standards for the removal of virus, bacteria, Cryptosporidium, and Giardia. The Flow also is certified lead-free (NSF/ANSI-372) and reduces bio toxins, chlorine, chemicals, bad taste and odor from any water source.