Staying hydrated keeps you healthy, gives you more energy and allows your muscles to recover quickly after demanding hikes. Make sure you have safe drinking water on all your backcountry adventures with Katadyns Hiker Pro Water Microfilter. The replaceable 0.2-micron glass-fiber, pleated microfilter removes particles, protozoa, bacteria, giardia, salmonella, cryptosporidia and other harmful organisms that make you sick, while the activated-carbon core absorbs chemicals and pesticides to give you better tasting water. Outputs 0.26 gals. per minute. 48 pumps per minutes yields about 1 liter of clean, refreshing drinking water. Cartridge life expectancy is approximately 92 gals., depending on water quality. Convenient transparent housing allows you to see when the filter is dirty. Quick-connect hose fittings. Hoses can be connected to hydration reservoirs with 0.25 drinking tubes. Includes: field maintenance kit with cleanable filter, carry sack and water-bottle adapter. 3L x 2W x 6.5H. Wt: 11 oz. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Microfilter.