The new Katadyn MyBottle Purifier? is really out of the ordinary; In addition to its trendy styling and easy handling, it is an indispensable travel companion thanks to its integrated three-stage water filter - a perfect drinking system satisfying all needs. The three-stage water filter is the heart of this perfect outdoor drinking system. It?s one of the top portable water filters available in the marketplace, supplying some 0.2 liter of drinking water in a minute and is sufficient for 155 fillings. This EPA registered water purifier eliminates harmful viruses, bacteria, and protozoa and improves the taste of the water. No more of that swampy taste of decayed water in your mouth - but the living freshness of spring water!3 stage Virustat purification technology; Virustat Cartridge removes viruses and bacteria,Cyst Filter removes Giardia and Cryptosporidium and Carbon Pre/ Post Filter eliminates odors and improves taste. Lightweight, simple design ideal for worldwide hiking, travel and backpacking. Its large opening enables it to be easily cleaned by hand or in a dishwasher. Flip up mouthpiece for easy hands free opening and closing, removes for easy cleaning. Includes straw to use as a water bottle if purification isn?t needed. Easy to carry and to fix in place thanks to its suspension feature on the lid. Carry loop -Easily attaches to packs, kayaks, etc. Fits into bike bottle holder and bottle belts. Durable, efficient, and convenient. BPA free. Materials: Food grade polyethylene for a neutral taste. Bottle Capacity: 24 oz. after cartridge displacement. Cartridge Capacity: Up to 26 gallons ( 100 liters), depending on water quality. Height: 10? Weight: 8 oz.