Sawyer Point One Squeeze Water Filter System. Easy to use, simply fill up an included water pouch at a lake or stream, screw the hollow-fiber filter onto the pouch and squeeze the pouch to push water through the filter.
Filter has a built-in push/pull cap so spray water straight into your mouth or use it to fill up a water bottle. Squeeze filter fills most water bottles in only 20 sec. Hollow-fiber membrane filter removes 99.99999% of all bacteria, such as salmonella, cholera and E.coli; removes 99.9999% of all protozoa, such as Giardia and cryptosporidium. Includes a 16 fl. oz. pouch, a 32 fl. oz. pouch and a 64 fl. oz. pouch. Collapsible pouches are made from durable Mylar foil and can be reused hundreds of times. Use the included syringe to backflush the filter to maintain a high-flow rate.
Filter will also fit the threads on most bottles of water that you buy at a grocery store. Sawyer Squeeze water filter comes with cleaning and maintenance instructions. Available at Amazon, REI and other online retailers.