Diercon Survival Pocket Outdoor Drinking Water Filter 0.1 Micron Ceramic Water Filter Color Gray Turns outdoor stream,lake,river water into fresh,tested bu TUV SUD to removeand 6 log (99.10001%) of all protozoa,bacteria etc,great-tasting water anywhere you go. All metallic construction can be guaranteed a 24-years.Gorgeous appearance is durable more than superior car. Innovative desin in pressure-release with patent,easier to operate,faster to output. The eco-friendly camouflage bag take your filter in making travel easily. Absolute filter elememt desin is safe to take,operation and economy.