MSR Hyperflow Microfilter


– Testing: Meets NSF protocol P231 for removal of bacteria (99.9999%) and protozoa (99.9%) from beginning to end of filter life in “worst-case” water.

– High Flow Rate: Pumps more than 3 liters per minute or one liter every 20 strokes.

– Ultralight: Just 7.4 oz. (209 g).

– Ultra-small: Just 7×3.5 in. ( 17.8 x 8.3 cm) makes it easy to take along even when space is at a premium.

– Field-Maintainable: Can be cleaned repeatedly for flow recovery without tools.

– Super Convenient: Quick Connect bottle adapter lets you filter water directly into a variety of containers, including all MSR hydration products and other wide-
mouth containers

– Made in the U.S.A. of U.S. and Imported Materials


In size, efficiency and easy maintenance none rival the MSR Hyperflow. With an output of 3 liters per minute this hand sized water filter is the most efficient microfilter on the market. A great option for short overnighters or multi-week expeditions this filter will quickly provide safe drinking water in any environment. The Hyperflow also comes with a bottle adapter that fits with widemouth containers like the MSR Dromlite bags or the Frontier Gear of Alaska Nalgene bottle.

Additional information

Weight 0.25 oz