Freshwater: This outdoor survival water filter reduces the risk of infection by removing E. coli, legionella and salmonella and provides fresh, pure drinking water. It is also designed to reduce chlorine, harmful particles, and bad odor to improve taste. Multi-purpose use: easy to carry and use, the survival equipment and equipment of the water purification filter straw can be used when travelling, sports, hiking water filter, camping water filter, outdoor work, during a natural disaster, for emergencies, etc. Turn the water filter upside down so that the water can flow through the filter. Our water purifier can be used over and over again, it is not a disposable item Long service life: Although the water filter backpack straw is small, it has a filter capacity of 4000 litres.
