Naturenova Compact Water Filter: A Portable Emergency Water Filtration System ?Lightest filter on market?1.83 ounces MINI Filter for children and families. Includes Mini Water Filter, reusable squeeze pouch, 8-inch extendable tube, 3 pp cotton pads and syringe. ?Advacned Filtration Techonology? Microfiltration straw eliminates 99.9999% passage of particles, pollutants, chlorine and diseased contaminants, also diffuse the tastes. ?Top notch filtration?Outstanding 0.01 Micron 2 stages fibre membrane and medical grade pp cotton inline filter. Prefect for outdoor adventures, backpacking, camping, hiking, travelling. ?Lengthy lifespan?Provides up to 100,000 gallons of safe drinking water with 0.2 gal/min flow rate. MUST HAVE for emergency kit and crisis preparedness. ?Wide application?Connect water filter to drinking pouch, threaded water bottles, hydration bladder or drink directly from water sources without using any chemicals.