EHM Nano Energy Bottle Flask Cup (REPLACEMENT FILTER) - Portable Water Ionizer- Alkaline Water. Makes great-tasting Alkaline Ionized water EHM ALKALINE WATER CUP (REPLACEMENT FILTER)* DRINKING ALKALINE IONIZED WATER CAN IMPROVE HEALTH 304 Food Grade high quality and safe to use. BPA Free. MICRO-CLUSTERED WATER MOLECULES IMPROVES HYDRATION ALKALINE WATER FILTRATION REMOVES FREE RADICALS, ELIMINATES TOXINS, & INCREASES IMMUNITY & ENERGY LEVELS