BlueQQ FDA Certified Premium Alkaline Mineral Water Ionizer Water Bottle, Cartridge System Providing Minerals Such as Calcium, Magnesium & Zinc Package : Bottle (1EA) + Catridge (1EA) Valid research tests results approved from KEWWI, Japan FDA. and the U.S FDA. With its distinctive smooth and silky texture of the water, it also prevents bacteria with its disinfecting properties Maintain an optimal ph balance (Alkaline) with a variety of minerals (Ca, K, Mg, Zn, etc.) Filter cartridge can be used up to 1 year.