Katadyn MyBottle Personal Water Purifier - $29.88

MyBottle Purifier turns swamp water into spring water using a three-stage filtering system. 24-oz. bottle has integrated filter for clean drinking water anytime, anywhere without pumping. Filter removes 99.9% of waterborne cysts and protozoa. It also eliminates bacteria, viruses and improves taste. Flip-top drinking spout. Treats up to 26 gallons of water. Replace filter with Viru-Stat Replacement Purifier Kit (sold separately). - $29.88