MSR Hyperflow Microfilter

Its ergonomic design, diminutive size and tool-free maintainability make it just as appropriate on day trips as it is on multi-day excursions.

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 Nalgene® bottles.