About This SIX STAGES WATER FILTRATION: Pitcher of Life replacement water filter cartridge removes heavy metals, chlorine, Fluoride & other contaminants while adding healthy calcium, magnesium, potassium, and alkaline minerals ADVANCED DESIGN WITH TRIPLE PACK SAVINGS: New & Improved super Pitcher water filter catridge pack of three, 3.8 liter creates an 8.5 to 9.5 pH with a 2-liter filtering capacity. Adds antioxidants & generates a low negative ORP LONG-LASTING REPLACEMENT FILTERS: good for 300 liters or 1 month for 4 people and 2 months for 2 people, depending on consumption IMPROVED QUALITY: We use the highest quality materials with NSF certified carbon media. Superior filter replacement for a pitcher for improved alkalization & antioxidants MINERAL ENRICHMENT: Adds essential calcium, magnesium, and potassium for a healthier drinking experience Overview Material : BPA Free External Testing Certification : NSF Product Benefits : Increases pH Level Brand : Life Ionizer Set Name : Pitcher of Life