Charcoal Water Filter Replacement Compatible with Keurig 1.0 Coffee Makers 05073 Sold in variety of quantities of 1,2,4,6,12,18,24. Please click on Package size to see all options. Satisfaction Guaranteed. Enjoy great coffee at home by simply replacing your water filter to allow the aroma and fresh-brewed flavors to come through Charcoal water filters Removes chlorine, odors, calcium, and other water impurities prior to brewing Easy to install Replace every 60 days or after 60 uses For use exclusively with the following Keurig Single-Cup Brewing Systems purchased after August 2007 including: ELITE B40 CLASSIC B44 ULTRA B50 SPECAIL EDITION B60 ULTIMATE B66 PLATINUM B70 B140 OFFICEPRO B145 SELECT This is an aftermarket item made to fit Keurig Coffee Makers FEEDBACK: We will leave feedback after receiving a feedback. If for any reason you are dissatisfied with your purchase, please contact us immediately before leaving any NEGATIVE FEEDBACK so we resolve whatever issue you may have. 100% Customer satisfaction! Sales Tax: CA residents will be charged sales Tax SHIPPING: Orders are usually processed within 24-48hrs. All weekend purchases are shipped Monday. CONTACT US: Have any question(s) contact us in contact seller. RETURNS: Returns are accepted but must be authorized in advance.