Qualtiy Filter: #4 Permanent coffee filter made from hight qulaity materials, no strange plastic taste in your coffee. Effective filtration resulting delicious dark liquid enrich coffee taste. Work just like that come with unit. Comptible with for coffee maker models# CF080, CF082, CF090, CF091, CF092, CF097, CF021, CF022, CE201, CP301, CP307. Comptible with Coffee Maker models#: -3400, -3200, -1000BK, -975BKN, -750 Series, -1100 Series, -1200 Series, -2200, -2600, - 2650, -2750, -2800, -2900 Cost-Effective: save much cost for your coffee maker replacement need, provide you with a cup of fine-tasting coffee every day! No more wasting money on the paper coffee filters and also has less environmental impact by using this reusable coffee filter basket. Easy to Clean: The resuable coffee filter 4 is dishwasher safe, easy cleanup and is designed to provide a long lifespan, it can be washed in warm, soapy water and rinsed thoroughly, easily make delicious brews with this coffee filter. for #4 pour over coffee dripper and #4 pour over coffee maker.