Premium Micromesh Material - Our filters are manufactured with the highest grade materials to ensure the charcoal stays in the filter and doesn't clog your machine. Improve Coffee Taste - After the water passes through our filter, you can drink clean, safe and delicious coffee. Set of 12 replacement water filters for Keurig brand machines. Simply place the filter element into the water filter assembly and insert into your water reservoir. For use with Keurig brewers only: elite, classic, ultra, special edition, ultimate, select and Platinum. For Keurig 2.0 brewer, Elite B40, Classic B44, Ultra B50, Special Edition B60, Ultimate B66, Plantinum B70, Plantinum K79 Plus, Officepro B145, B140, B145, B40, B45 Elite, B60, B68, B70, B75, B79 , B80, K145, K155, K200, K350, K40, K45 Elite, K500, K60, K65, K66, K75