Omega Personal Water Filtration Bottles - Double Wall -16oz. Capacity Refillable and reusable as either a sturdy ergonomic water bottle or for personal water filtration with great taste. BPA free Double Wall body with Spill-proof, flip and sip lid. The unique straw design can accommodate an activated coconut filter (included). Filter type: ionic-adsorption micro-filter with activated coconut and absorbing media. Significantly reduces up to 99.99% of contaminants that may be found in drinking water including chlorine, bad taste, odor, chemicals and heavy metals. Filters up to 25 gallons or 200 uses. / 1 Filter included / Filter Made in the USA.