... ,fishing,hunting,survival,military Turn rain, lake, and river water into drinkable water immediately!Ideal for: Hiking, Fishing, Hunting, Survival, Military ... back onto the bottle again. 8) Store the sport water filter in the water-proof cloth bag. Cleaning method:If the filter ... are clogged, the ceramic needs to be cleaned with water, if necessary with the supplied abrasive paper. Sport water filter