Color:12pcs charcoal Filters Coffee is over 98% water. And when your water tastes bad, your coffee tastes bad. The best cups of coffee are made with filtered water. Using a filter can rid your water of chemicals like chlorine and other impurities which can be bad for your health and impart an off flavor. Try these high-quality water filter and you will notice the difference with the first cup! These filters fit and are fully compatible with the Water Filter Starter Kit accessory and the 2.0 Water Filter Starter Kit accessory ,and also for use with Keurig Single Cup Reservoir Brewing Systems purchased after August 2007:Elite,Classic, Ultra, Special Edition, Ultimate and Platinum.Some filters came in a plastic bag because some previous inventory in amazon warehouse without a retail box. But now most of them are included a retail box. We promise both of products sold by PossiaveDirect store are genuine and quality is guaranteed.Works with 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.Installation Instruction: 1.Put the filter cartridge in water and soak for 10-15 minutes. 2.Rinse the filter cartridge under running tap water for 60 seconds. 3.Place the filter cartridge into the holder. 4.Install the holder into your coffee machine. Remember to replace filter after 60 days or 60 tank refills for best results!