Lake Industries7000 Alkaline Water Filter Pitcher, 7-Stage Cartridge Composed of Ion Exchange Resin, Tourmaline, Mineral Balls and Carbon, Removes Free-Radicals and Eliminates Toxins, 2.5 Liters 7 STAGE FILTER CARTRIDGE of Ion Exchange Resin, Tourmaline, Mineral Balls, and Carbon. All combine to purify - removing chlorine, odors, heavy metals. 1 CARTRIDGE INCLUDED.....Be sure to remove shipping stickers from bottom of cartridge when first received. ECONOMICAL and ENVIRONMENTALLY FRIENDLY - Premium (BPA FREE) Food Grade, strong, rigid and recyclable AS/ABS plastic - reduces the need for plastic bottles. Suggested to change filter every 2 months or 150 liters/40 gallons. UNIQUE DESIGN - Slim pitcher easily fits in any refrigerator. Easy-to-fill lid designed to allow you to fill the reservoir without removing the cover. Easy pour spout ensures the perfect pour with no mess! Ergonomic handle for comfort during use. REMOVES FREE-RADICALS AND ELIMINATES TOXINS with powerful Antioxidants, and High Negative ORP (Oxidation-Reduction Potential is a measurement to oxidize contaminants) - Increases energy levels and strengthens immune system. Removes 90% of all zinc, copper, lead and pollutants to create an amazingly delicious alkaline beverage. IMPROVE HYDRATION with MICRO-CLUSTERED MOLECULES - Allow your body to easily absorb water more easily with micro-clustering (reduces water molecule size naturally through contact with naturals stones and ceramics contained in the cartridge). 2x Fine Particle Filter Activated Carbon (reduces chlorine, bad taste &amp; odor) Ion Exchange Resin for limscale Improves Hydrations with Micro-Clustering Allows your body to easily absorb more water Removes free radicals Eliminates Toxins with powerful Antioxidants. High Negative ORP Increases Energy Levels &amp; Immune System Fresh Water Coffee and Tea Tastier Foods