Not Just a Simple Brew - The new dual brew coffee machines and k cup coffee capsules do not simply extract coffee through water . They also pressure during , which is crucial in the process of making coffee. The special concave top cover of this coffee capsule for ninja dual brew coffee maker perfectly fits the head of the coffee machine, ensuring the pressure will not leak, and providing the best coffee experience Continuous Improvement - Not only we the top cover of the coffee capsule, but we even found through experiments the area of the stainless steel filter screen also affected the experience. The current filter screen area is perfectly balanced with the release speed of water , greatly reducing the coffee splash, and will not mess up your coffee machine.Perfect Compatibility - According to the K cup pod adapter of the machine, mold opening, truly compatible with Ninja CFP200, CFP300, CFP301(c), CFP305 and CFP400 Dualbrew Pro System Coffee maker. Material - All reusable coffee capsule for ninja coffee maker manufacturing processes are assembly workshop production, food-grade materials, durable and safe.You will get 4 reusable coffee pods compatible with Ninja Dual Brew Coffee Maker to make different flavors of coffee for your and .Colour:blackMaterial:plasticPackage Contents:4 x coffee capsule filterOnly the above package content, other products are not included.Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.