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.

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

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Drink water anywhere in the world—from local backcountry to remote locales—with the MSR Guardian Gravity purifier. Hang it while you go about your tasks at the hostel, basecamp or campsite.

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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.

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A Backpacker Magazine 2016 Editors' Choice winner, the MSR Guardian Purifier physically removes viruses, bacteria, protozoa and dirt quickly and easily on backpacking trips and international travel.

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Offering excellent heat distribution and the ability to withstand high temperatures, the 20 fl. oz. GSI Outdoors Halulite Aluminum Bottle cup is crafted from lightweight hard-anodized aluminum.

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Crafted from hard-anodized aluminum, the 14 fl. oz. GSI Outdoors Halulite Aluminum cup is extremely lightweight with excellent heat distribution and the ability to withstand high temperatures.

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Compatible with the CamelBak Crux reservoir (sold separately), the CamelBak High Flow magnetic tube trap stows a drinking tube with an easy click. Take a drink without taking your eyes off the trail.

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Plush next-to-body materials and the fully adjustable Comfort Glide fit system make the Ultimate Direction Highland Hydration Vest is a go-to piece of gear for long runs and trail races.

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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.

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

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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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