TOTAL SURVIVAL Ceramic Water Filter Bag to Purify Water for Camping / Hiking / Emergency, 6 Liter Capacity AMERICA'S BEST OUTDOOR AND INDOOR FILTER - Life span of 3-5 years. Easily cleaned and reused repeatedly. Save money and the environment from costly filters. STAY HEALTHY AND SAFE - No more worrying about getting sick from dirty water. Capable of removing up to 99.99% of bacteria and protozoa including Salmonella, Giardia, Cryptosporidium, E. coli, and cholera...etc. This bag has been used during the Nepal Earthquake & Malaysia Flood. DECREASES ANXIETY- No more fears of dehydration for you and your family due to poor water conditions or the zombie apocalypse. Medical grade bag has an SIX liter capacity. Can filter SIX liters per hour. The CDC recommends one gallon per person per day of fresh water. LIGHTWEIGHT AND PORTABLE - Easily fits into your backpack, glove compartment or bug out bag. Can easily be taken on trips outside the country. Weighs only 11 ounces. No need for electricity, running water or pump. VERY VERSATILE- Suitable for most conditions including disaster response, rural development, international travel, outdoor travel and preppers/survivalists.