LifeStraw Flex Advanced Water Filter with Gravity Bag - Removes Lead, Bacteria, Parasites and Chemicals Blue, 1 gal

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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.


  • Hollow fiber Membrane: 0.2 micron pore size. Removes 99.999999% of bacteria, 99.999% of protozoa, and 99.999% of Micro plastics
  • Carbon fiber capsule: improves taste while reducing lead, other heavy metals, chlorine and Organic chemical matter (pesticides, herbicides, voc)
  • Performance: exceeds US EPA drinking water standards for bacteria and parasites. Exceeds NSF 53 standard for reduction of lead and other heavy metals
  • Longevity/lifetime: 2, 000 liters/500 gallons (hollow fiber Membrane) 100 liters/26.4 gallons (replaceable carbon capsule)
  • Make an impact: for every Life Straw product purchased, a school child in need receives safe drinking water for an entire school year

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