Maximize protection and water throughput with this ultralight, compact gravity water filter system built to provide safe drinking water in almost any environment. The LifeStraw Flex with gravity bag offers advanced filtration for protection against bacteria, parasites, and microplastics in addition to lead, chlorine and other contaminants including sand, silt, and cloudiness. The gravity bag features a leak-proof hose connector and a convenient shoulder strap for easy transport and flexibility to hang virtually anywhere. It is also compact and portable, making it ideal for hiking, camping, and survival. Your purchase has impact. For every LifeStraw product purchased, a school child in need receives safe water for an entire school year.
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Protects against 99.999999% of bacteria (including E.coli, Salmonella); 99.999% of parasites (including Giardia and Cryptosporidium); 99.999% of microplastics, heavy metals, like lead, chlorine, organic chemical matter, silt, sand, and cloudiness; improves taste
Versatile water filter system, can be used 4 ways: as a personal straw filter, with the included gravity bag, as an in-line filter with most hydration packs or attached to most disposable water bottles
Compact and ultralight, the gravity water filtration system weighs 6.9 oz (196 g) and can filter a gallon of water in less than 10 minutes
Long-lasting membrane microfilter lasts up to 500 gallons (2,000 L); replaceable activated carbon + ion exchange filter lasts up to 26 gallons (100 L)
This product gives back: one purchase, one child, one year of safe water
LifeStraw is proud to a B Corp and Climate Neutral Certified brand, committed to meeting the highest standards of verified social and environmental performance, transparency and accountability