PERFECT COMPATIBILITY: Cone coffee filters #4, excellent gold coffee filter, is compatible with Ninja Dual Brew Coffee Maker (Ninja CFP301), most coffee machines (8-12 cup) and size #4 cone pour over coffee-maker dripper, like coffee maker SS-15, SS-15P1, CHW-12, CHW-16, DCC-1170BK, DCC-3200, DCC-3200P1, DCC-3200W, DCC-3400, DCC-4000, DCC-4000P1 Please check if your coffee maker is the above one and buy correct permanent coffee filters 8-12 cup.GREAT PERFORMANCE: Compatible with Ninja coffee maker filter can be used repeatedly, saving much more money than paper coffee filters. After using compatible with ninja reusable coffee filter for a long time, the quality has not diminished. You will be suprised to the smooth water flow and excellent filtering effect.We strongly recommend this worthy suit if you are the coffeeholic.EASY TO CLEAN: Dishwasher . After making coffee, you simply lift these coffee maker accessories with coffee grounds by the handle, then wash both sides of the coffee filter cone. Compatible with ninja coffee filter replacement is convenient with simple operation.KEEP HEALTHY: Made of food grade stainless-steel woven mesh, 4 coffee filters cone compatible with ninja and cuisinart is very , non-toxic and y, so you can use this size 4 coffee filters cone with great confidence. With our coffee filter basket, it's more convenient to drink coffee, which helps slow skin aging, improve digestion, protect the liver, and relieve muscle soreness.GREAT TO THE LAST DROP: For ninja coffee filters with fine mesh can extract the coffee more evenly and further extract the coffee bean oil, ing you more mellow and delicious coffee. Compatible with cuisinart coffee maker filter makes you great to the last drop