Etekcity Water Filter Straw with 1500L 3-Stage Filtration, 0.01 Micron, Personal Mini Purifier Survival Gear for Hiking, Camping, Travel, Emergency 3 STAGE ADVANCED FILTRATION: includes pre-filter, antibacterial activated carbon filter and 0.01 Microns hollow fiber UF membrane inline filter; removes 99.99999% of waterborne bacteria, such as salmonella, cholera, and E.coli; removes 99.9999% of all protozoa, such as giardia and cryptosporidium SAFETY TESTED: This water purifier has been tested by the TV SD Institute and meets EPA Water Quality Standards. The pouch complies with the FDA's Food Contact test in accordance with 21 CFR 180.22 to ensure maximum quality and safety DEPENDABLE ACCESSORIES: The filter kit comes with a foldable water pouch for collecting water, a longer straw to attach to the filter, and a syringe for cleaning and lifetime extension PREPAREDNESS: Small and lightweight, ideal for backpacking, camping, hiking, scouting, and more. Store in emergency preparedness kits and survival bags to constantly be prepared for when disaster strikes FILTER MORE: This filter will provide up to 1500 liters of safe drinking water from any source like creeks and streams whether clean or dirty