LifeStraw Mission Gravity Water Purifier

Color: Blue
Size: 12 L
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Ideal for camping, group hikes and expeditions, the Mission Purifier makes it easy to enjoy clean, purified drinking water. Simply fill the BPA-free bag, hang it up and let gravity do the work.

  • Features

    • Purifier removes 99.9999% of bacteria, 99.99% of protozoa, and 99.999% of viruses, while purifying an impressive 18,000 liters of water over its life
    • Advanced ultrafiltration membrane removes virtually all bacteria, protozoa and viruses, including common contaminants such as giardia, salmonella, cryptosporidia and E.coli
    • Gravity-powered ultrafiltration membrane technology uses no chemicals, batteries or moving parts to purify water
    • Purifies 18,000 liters / 4,755 gal. of water to 0.02 microns; flow rate of 9 - 12 liters (2.4 - 3.2 gallons) per hour of purified water
    • Roll-top dry bag is lightweight, compact and easy to fill; fill-marker windows on bag display water level
    • Included shoulder strap makes carrying easy, while also enabling the bag to be hung from a tree
    • Designed to handle turbid and muddy water
    • Purifier is easy to clean in the field, thanks to integrated back-flush bulb
    • Easy-to-remove, 80-micron pre-filter inside bag; also includes extra pre-filter screens
    • Included drawstring stuff sack provides easy storage and carrying
    • All materials are BPA-free and FDA-compliant
    • For every LifeStraw filter purchased, a child in Africa will be provided with safe drinking water for an entire school year


    View all LifeStraw Gravity Water Purifiers
  • Technical Specs

    Best Use


    Filter Type


    Filter Medium

    Ultrafiltration membrane


    Protozoa, Bacteria And Viruses

    Pump Force

    Not applicable

    Pump Strokes per Liter

    Not applicable


    10 fl. oz. per 90 sec.

    Housing Material

    200-denier nylon with thermoplastic urethane lining

    BPA Free


    Field Cleanable



    12 L: Bag: 33 x 13; hose and purification cartridge: 48 inches


    13 ounces

  • Reviews
    59 reviews with an average rating of 4.3 out of 5 stars

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