Sawyer Squeeze Water Filtration System (SP129)

The Sawyer Squeeze Water Filtration System (SP129) removes 99.99999% of bacteria and 99.9999% of protozoa, giving you clean drinking water straight from streams, lakes, and backcountry sources. The hollow-fiber membrane filter threads onto the included squeeze pouches, most water bottles, or a hydration bladder — and rated to 100,000 gallons, it's a filter that lasts.

• 0.1-micron absolute hollow-fiber membrane
• Includes filter, squeeze pouches, cleaning plunger, and drinking straw
• Backflush to clean — no cartridges to replace
• Weighs just ~3 oz — ultralight for backpacking