Liquid Logic 22-Ounce Clear Tritan Filtered Water Bottle with Dark Blue Lid Guzzy's filter has the ability to remove large quantities of particulate and turbidity down to the nanoparticle range, effectively removing more particles than any standard carbon filter. The typical granular carbon filter relies solely on an trapping particulates while Guzzy's filter uses a new, patented absorption process. Guzzy's charged membrane filter contains positively charged particles combined with a very fine (8 micron) powered activated carbon component. Guzzy's filter lasts for up to 120 fill ups (20 gallons) or 3 months! BPA FREE! Guzzy is dishwasher safe. Guzzy's filter media is made in the U.S.A.