In addition to its trendy styling and easy handling, the MyBottle Microfilter is an indispensable companion for travel, business, sports and solo use. The microfiltration method uses a 0.3 micron pleated glassfiber microfilter and granular activated carbon to meet EPA standards for removal of bacteria and Giardia. This high quality, value priced microfilter reduces chemicals and makes water taste better. No more of that swampy taste of decayed water in your mouth but the living freshness of spring water! Microfiltration method: 0.3 micron pleated glassfiber microfilter and granular activated carbon. High quality, value priced microfilter bottle. Meets EPA standards for removal of Giardia and bacteria. Additional carbon filter reduces chemicals and makes water taste better. Multi functional includes straw to use as a water botttle for treated water or can be updated to a purifier. 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. Carry loop Easily attaches to packs, kayaks, etc. Fits into bike bottle holder and bottle belts. Bottle Capacity: 24 oz. after cartridge displacement. Materials: Food grade Polyethylene for neutral taste. Cartridge Capacity: Up to 26 gallons 100 liters, depending on water quality. BPA Free. Height: 10 Weight: 8 oz.