Aquamira Frontier 22 Oz Water Bottle and Bacteria Filter Filtered water bottle removes bacteria and provides safe drinking water; allowing you to drink safely no matter your location Long lasting bacteria filter treats up to 100 gallons of water; replacement filters available Removes greater than 99.9999% of bacteria, Cryptosporidium, Giardia, chlorine, bad tastes and odors Replaceable filter eliminates the need to purchase another bottle Made in USA