Coffee Filter. These replacement filters are specifically designed for all Keurig brand coffeemakers that require water filters made after 2007. Removes impurities (chlorine, odors, calcium others) that interfere with taste and quality.Micromesh Material. Ensures the charcoal stays in the filter and does not clog up your coffee maker. KJ is the highest quality of any filter currently sold Improves Beverage Flavor. Removing impurities, calcium, chlorine, and odors with activated charcoal filters creates the best-tasting beverages.Fine-Grain Charcoal. Finer charcoal granules increase the surface area exposure to water and maximize the effective filtration.Universal Fit.Works with 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.Material:activated carboncolour:As ShownPackage Contents:18 x Water FilterOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.