EcoUsableª presents the world's only Environmentally Safe Stainless Filtered Water Bottle.Enjoy filtered tap water on the go instantly filtered as you drink through the ech2o sport top! This exclusive top removes up to 99.99% of pollutants for up to 100 gallons* of great tasting filtered water.Each 25 oz. 304 food grade stainless steel water bottle is non-leaching, BPA-free, reusable, lightweight, and taste-neutral. All parts are made of FDA approved materials and are environmentally safe.The Ionic-Adsorption Micro-Filtration System is an entire water filtration plant within a portable bottle. The patented Ionic-Absorption Micro-Filtration reduces up to 99.99% of the following zones of contamination: * Aesthetics: unpleasant taste, odor, clarity, chlorine, sand, sediment and Radon 222. * Chemicals: toxic chemicals, detergents, pesticides and other harmful industrial and agricultural wastes. * Dissolved Solids: heavy metals such as aluminum, asbestos, copper, lead, mercury and others.Features * World's only stainless steel filtered water bottle * removes up to 99.99% of pollutants * 100 gallon capacity - 378 liters * replaces up to 757 1/2 liters of bottled water * safe alternative to plastic * high-quality food grade 304 L.N. stainless steel * durable, lightweight, reusable and 100% recyclable * BPA Free * non-leaching & toxin-free * no inner lining, clean tasting * non-slip base * holds 25 fluid ounces (750 ml)Exclusive filter tested by independent governmental laboratories to EPA/ANSI protocols and NSF Standards 42 and 53.The product is covered by one or more of the following US Patents: 6,136,188; 6,136,189; 5,609,759 and 5,914,045.* Approximately 12 months of use.