Let gravity do the work when you need clean drinking water. With the Katadyn Gravity BeFree 3.0L microfilter, you can drink directly from the reservoir or easily fill a bottle or another reservoir.

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Platypus took the already fast and easy-to-use GravityWorks™ filter system and came up with this smaller and lighter 2-liter complete kit that adapts to your backcountry travels.

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Keep a supply of drinking water right in your campsite. The Platypus GravityWorks™ water filter delivers 4 liters of potable water in just 2.5 minutes without requiring a single pump stroke.

Water Filters and PurifiersWater Filters

This replacement filter cartridge keeps your Platypus GravityWorks™ or CleanStream™ water filter system (sold separately) operating in tip-top shape.

Water TreatmentWater Treatment Replacement Filters

Restore your MSR Guardian Gravity purifier (not included) with this replacement cartridge to ensure high-flow delivery of purified, virus-free water on demand, virtually anywhere on Earth.

Water TreatmentWater Treatment Replacement Filters

The lightweight, reliable and easy-to-use design makes the Katadyn Hiker microfilter a great choice for backpacking and trekking.

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This REI exclusive Katadyn Hiker Pro Clear Microfilter offers the same field-maintainable convenience and quick-connect fittings as the standard Hiker Pro, only with a unique transparent housing.

Water Filters and PurifiersWater Filters

Replacement element for Katadyn® Hiker, Hiker Pro and Base Camp water filters.

Water TreatmentWater Treatment Replacement Filters

The MSR Home Emergency Water Filter microfiltration system is perfect for anyone building emergency kits in preparation for compromised municipal water systems, disasters and boil orders.

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From backcountry to international travel to emergency prep, enjoy filtered drinking water wherever you roam with the ultra-compact, lightweight, reusable Sawyer Micro Squeeze water filtration system.

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Weighing only 2 oz. and sized to fit in the palm of your hand, the Sawyer Mini water filter is one of the lightest, most compact filters available, and you can use it to drink straight from a stream.

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The compact MSR MiniWorks EX water filter with EX technology has been proven reliable by thousands and thousands of adventurers around the world.

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Ultralight, durable and fully leakproof, the LifeStraw Peak Gravity water filter system lets gravity do the work to make up to 3 liters of clean water while backpacking, camping or traveling in an RV.

Water Filters and PurifiersWater Filters

Durable and leakproof, the LifeStraw Peak Gravity water filter system lets gravity do the work to make up to 8 liters of clean water, ideal for car camping or traveling in a van or RV.

Water Filters and PurifiersWater Filters