Hollow fiber membrane removes particles, protozoa, and bacteria including E. Coli, Giardia, Salmonella and CryptosporidiaNo residual chemical tastesBPA-freeUltra lightweight at only 5 oz.Filters water straight from included water bottle, from a lake, hydration reservoir or household faucetFor a lightweight and versatile solution to clean water in the backcountry, the Sawyer 4-Way Treatment Filter is the way to go. This system can be used as a water treatment bottle, inline on a hydration pack, as an ultralight drink straw and attached to a faucet. This filter comes with Sawyer's ONE MILLION GALLON GUARANTEE. The Hollow Fiber Membrane filter physically removes particles, 99.9% of bacteria and 99.9% of Protozoa down to 0.1 micron absolute in size, including E. Coli, Giardia, Salmonella and Cryptosporidia. Fill up the bottle or you hydration pack directly from a lake, stream or creek, and drink instantly. There's such little resistance that you could even squeeze the water out of the bottle. A must have for traveling internationally and for disaster preparedness. Use the included faucet adaptor to drink straight from the tap during boil alerts, hurricane or earthquakes. Also comes with hydration pack assembly kit. Weight: 5 oz. Bottle capacity: 32 ounces. Dimensions: 11'' x 3''. Manufacturer model #: SP149.
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