High-quality materials: mainly made of PP, no , dishwasher-cleanable, environmentally friendly, and can be reused many times. It is very easy to clean after use and leaves no residue. Reusable: Disposable plastic coffee capsules cannot be recycled or biodegraded, and large amounts of plastic waste will cause great harm to the environment. The product is made of PP materials and is a perfect substitute for disposable plastic capsules. Taste better: large capacity, can be filled with 20 grams of powder at a time. The precise coffee filter makes your coffee taste and smoother. It is recommended to use medium powder. Compatibility: for FlexBrew 49979; for FlexBrew dual. Easy to use, just rinse with water after application. It is the best coffee lovers. colour: black Material: PP + stainless steel Package Contents: 2 x coffee capsules Only the above package content, other products are not included. Note: Light 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.