Simply place a cartridge into the water filter assembly and insert into your water reservoir. For use exclusively with the following Keurig® brewers purchased after August 2007: Elite, Classic, Ultra, Special Edition, Ultimate, Select and Platinum. Includes 6 water filter cartridges (12 month supply) Water filters help remove chlorine from your water and should be changed BPA-free and made with materials that meet the highest standards of product quality and safety Keurig Water Filter Cartridges, 6 Pack
