Product details[High-Quality Material] These coffee filters are made of high-quality stainle steel mesh, pp and silicone materials, which are strong, ble, safe, non-toxic and harmle, can be reused and can be used for a long time.[Practical] These coffee filters are leak-proof design, safe and reliable. Easy to pour, brew, practical and reliable.[Easy to Clean] Equipped with multe reusable cups, which can be used repeatedly. Just take it out and clean, the included brush will help you remove any stains quickly and easily.[Compatible with Series] These coffee filters are compatible with series coffee ers, compatible with Supreme Plus/Smart, compatible with K-mini series, compatible with 2.0 series, compatible with 1.0 series, to meet your needs.[After-s] If you have any questions, please get in touch with us, our service team will provide you with a profeional and satisfactory service.Specification:Product Name: Coffee CupsColor: BlackMaterial: metal mesh+pp+siliconeSize: 53 x 45mmNotes:1.There may be slight differences between the picture and the actual color of the commodity. We will try our best to show you the exact color.2.Please allow slight dimension difference due to manual measurement.4 x Coffee Cups1 x Cleaning Brush1 x Spoonble Reusable K Cups,Profeional K Cups