Katadyn BeFree 1.0L Ultralight Collapsible Water Filter Bottle for Hiking, Camping, Backpacking

Rugged Durable collapsible 1.0L Hydrapak soft bottle flask packs down small to fit in tight spaces (jacket pockets, purses, backpack, fly vests) 0.1 micron water filter removes harmful organisms like bacteria 99.9999% and protozoa like Giardia & Cryptosporidium 99.9%, surpassing EPA standards Ez-clean Membrane is simple and easy to clean by simply shaking or swishing the filter to clean debris, no backflushing or extra tools required Filters up to 1, 000 liters of contaminated water without using chemicals or other devices and hydrate quickly and easily with the free flow channels fast flow rate Stay clean drink nozzle keeps the mouthpiece clean and sanitary (replaceable with standard plastic water bottle caps)