Reusable Coffee Filter for Ninja Dual Brew Coffee Maker: Reusable K Cups Precise Dimensions Compatible with Ninja CFP201, CFP301, CFP400,CFP200, CFP300,CFP305,CFP307, CFP451 Dual Brew Pro System.Simply the perfect choice for coffee lovers. Are you worried about coffee spills and poor filter extraction experience? Reusable K Cups for ninja use a area rectangular filter to effectively filter out coffee grounds and your extraction experience; reusable adapter reasonable diversion design at the bottom makes the coffee liquid not easy to splash, and no worry about the coffee machine being dirty. Are you worried about the K Cups Coffee lid not being to ? These reusable k cup for Ninja Dual Brew Coffee Maker with the top 3 holes aligned precisely with the coffee maker itself;The cover is marked with an for easy calibration. Color: black Material: plastic 1.Why the coffee pod has a small tear or a hole in the bottom mesh ? When put the coffee capsule into the pod adapter the indicator of the capsule and then put it in. (Do not put the capsule into the pod adapterfirst and then rotate it to align the hole position. This is the key to capsule damage ) 2. Why coffee sprayed everywhere during ? When usim capsuies. the coee machies basket and pod adapter need to be put in the coee machine at the same time to brenormally, you find there is an extra coffee basket around your machine, you need to confirm whether you use the coffee machine corectly 3. It didn't fit my dualbrew my coffee maker. This capsule is only compatible with three hole coffee machine for ( series, for example, please pay attention to distinquish CFP301 andCP301, they are completely different ), please confirm your coffee machine model bef purchasing Package Contents: 6 x coffee filter 1 x spoon 1 x brush Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.