Compact take-along unit! Hollow fiber removes 99.99999% of all bacteria such as salmonella, typhi, cholera and E. coli. Also removes protozoa such as giardia and cryptosporidium. Perfect for hiking the backcountry, scouting, camping and international travel. Keeps water as a resource for survival at your fingertips without risk of contamination or sickness. High-performance filter fits in the palm of your hand Filters up to 100,000 gallons (30 times more than comparable filters) Attaches to included drinking pouch, standard disposable bottles and hydration packs, or you can use the straw to drink directly from water source Includes filter with tip cap, 16-oz. reusable squeeze pouch, 7" drinking straw and cleaning plunger Weighs 2 ozs. USA made Order today!