Water Filter Straw (3pack) with Mini black 4pack 【Our Solutions For Life】NatureNova water filter straw is a camping gear and equipment with 4-step filtration. Hollow Fiber Membrane provide a blockage to suspended solids and create extensive membrane filtration space. The elastic strength of the membrane can get rid of up to 99.999999% tiny matters from raw water. 【The Proof Is In The Filter】PP Cotton wipe out small materials such as various adverse grains. Activated Carbon helps clean out all kind of dirts & enhance water taste. To further ensure the cleanliness of water straight from our camping gear water filter straw. Active Adsorption Technology are used to absorb tiny component from water, also keep away from risky elements. 【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. Brand Name NatureNova Model Name gear Material Type pp cotton Container Type Syringe,Tube Purification Method Activated Carbon, Hollow Fiber Membrane Other Special Features of the Product Portable