The Journey™ Purifier Filter Bottle is crafted for everyday use, travel, all outdoor adventures, survival and emergency preparedness. It converts any non-salt water source into pure, safe, drinkable water. Removes 99.9999% Bacteria, such as E.coli | 99.99% Virus | 99.99% Parasites & Protozoan, such as giardia and cryptosporidium, as well as lead and other toxins for up to 250 gallons.