Aquasana AQ-PB-PLUM Aquasana Filter Water Bottle, Plum Purity without parity - removes over 99% of bacteria, Lead, chlorine, cryptosporidium, and giardia Drink easy - professional Grade filtration at your fingertips. Simply fill with 22 oz. Of tap water and drink Economical - long filter life means cost/gallon is similar to most basic filters - $0.18 a gallon. Save hundreds versus bottled water Eco friendly - each filter replaces over 600 bottles of bottled water. Save money by having a portable water-bottling plant in your cup holder