LifeStraw Flex with gravity bag is a powerful 1 gallon, 2-stage water filter that provides safe drinking water in any environment. It can be used in 4 ways: with the included one-gallon gravity bag, as a personal straw, attached to a plastic water bottle or with a hydration bladder.
- Removes 99.999% of microplastics
- Removes 99.999% of parasites
- Reduces organic chemical matter (pesticides, herbicides, VOCs)
- Exceeds NSF 53 standard for reduction of lead and other heavy metals
- Exceeds NSF 42 standard for chlorine reduction
- Exceeds US EPA drinking water standards for bacteria and parasites
- Microbiological filter lasts up to 2,000 liters (500 gallons)
- Carbon capsule lasts up to 100 liters (26 gallons)