Feature(may vary by option.)

●HIGH-PERFORMANCE FILTER: The BeFrees 0.1 micron hollow fiber microfilter is tested to protect against harmful organisms, removing bacteria (99.9999% Klebsiella terrigena) and protozoan cysts (99.9% Giardia and Cryptosporidium) to EPA standards.
●ULTRALIGHT & COMPACT: Ultralight at just 2.3 oz. (63 grams) The collapsible Hydrapak Soft-Flask allows for portability in tight spaces like running short, cycling jersey, and vest pockets. Perfect for ultralight hikers, trail runners, and backpackers.
●EASY TO CLEAN: The Stay Clean drink nozzle protects against dirt, debris, and bacteria between uses. Simply shake or swish the EZ-Clean Membrane filter in water to remove debris. No backflushing or tools required.
●FAST OUTPUT: Free Flow Channels create a strong flow rate at 2 liters per minute. Suitable for use by 1-2 people.
●SWISS QUALITY & DURABILITY- 2-YEAR GUARANTEE: Filters up to 1,000 liters of water before needing a replacement. Highly flexible, BPA-free Hydrapak water flask for durability in rugged conditions.

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Description

With the Katadyn befree water filtration system, you no longer have to worry about where your next drink will come from. Just fill up the flask and let the ez-clean membrane do the work. Gently squeeze the flask for instant refreshment. Maintain the ez-clean membrane quickly and easily for longer life and more enjoyment. Simply fill the flask with water, attach the cover and Shake free the debris. Or, remove the Filter from the flask and swish in any lake, River or stream. And when youre ready to hit the road, the collapsible flask packs small to fit into tight spaces. Just smash, stash and go!.Hydrapak soft flask is longer lasting, rugged, high-tech, flexible, bpa-freeno backflushing and no clumsy tools. Simple Shake or swish the ez-clean membrane in the water and be on your way0.1 micron hollow fiber technologyfor solo usesuitable for cloudy waterlightweight and portableflow rate: 2 liter per minutetested to 1000 L, depending on water qualitywt. 2.3 oz (63g)size: 10.0 x 4.25 x 3.0 in (25.4 x 10.8 x 7.7 cm).