MSR backcountry waterfiltration system. Attach Nalgene bottle or MSR dromedary bag and pump water from lake or river for filtered, clean drinkable water.

Instructions

Don’t use in visibly silty or water standing water with algae.
Will not remove 100% of contaminants. Removes 99.999% bacteria and 99.9%protozoa. Use the cleanest water source you can find. Fresh spring water, lake water or river water is best.
Do not let clean side come in contact with unfiltered water.

Return requirements

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