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