Helikon-Tex Survival Water Filter Bag - White / Black

During a long journey, survival situation or multi-day trek you may need to replenish drinking water. If the available source is not clear, the Survival Water Filter is excellent for preliminary preparation of water. It removes solids and mechanical impurities. After filtration, use chemical tablets or boil the water to make it fully potable.

Based on a design used by the British army during World War II, the filter has an integral carrying bag and a string for hanging it from a branch or another support. Capacity 3 litres.