An ultralight and versatile water filter that makes it easy to treat water for 2-4 people on backpacking, hiking, and backcountry trips, the pump-free GravityWorks 2.0L Complete Kit filters up to 1.5 liters a minute. Plus, it comes with a complete range of adapters, and a high-capacity collapsible bottle, for easy tailoring of the system to meet different needs on different trips.

Complete Kit: Easily configure the system to your needs with the included 2.0L flexible water bottle and adapters* for maximum versatility and adaptability.

No pumping: Just fill the dirty reservoir, hang it, and let gravity do the hard work—yep, filtering water can be as easy as fill, hang, relax.

Fast: Filters up to 1.5 liters per minute; microfilter lifetime up to 1,500 liters of water.

Effective: Every microfilter is individually tested to ensure it meets EPA & NSF guidelines for the removal of 99.9999% of bacteria and 99.9% of protozoa**.

Ultralight & Ultracompact: System can weigh as little as 6.3 oz. (180 g) and stows smaller than most 1L bottles (depends on configuration).

Field-cleanable: Microfilter can be easily backflushed in 4 seconds to maintain filter performance.

Hollow Fiber Advantage: Hundreds of tiny, hollow fibers, enable the microfilter to filter water faster than traditional filter media.

Easy collecting & dispensing: Collecting water is easy—simply open the top, scoop water, and close; control delivery of filtered water with hose shutoff clamp.

Comes with: 2.0L Platy™ bottle, 2.0L Dirty reservoir, Hollow Fiber microfilter, Universal Bottle Adapter, Push-Pull Cap Adapter, hoses, storage sack.

*Adapters interface with all Platypus bottles, push-pull sport bottle caps, and most bottles from Nalgene®, Klean Kanteen®, CamelBak® and many more (these trademarks are not owned by Cascade Designs, Inc.)

**This includes Giardia, Cryptosporidium, E. coli, Salmonella and Cholera.