[UNIVERSAL COMPATIBILITY]These reusable K cups are specifically compatible with for K- and K- Plus coffee makers. But it also works on for 2.0 and 1.0 machines. Please note: Not suitable for K-mini, K-mini Plus, K-Duo, K-Cafe and all smart series.[Durable, Reusable, ]Our K Cup reusable coffee capsules are made of High-quality materials with a 100 percent PP shell, ensuring complete safety while boasting a durable design that can be reused over time.[Environmentally Friendly and Economical]Millions of disposable K-cups are produced every year, which is extremely harmful to the environment. But these reusable for coffee pods are the best solution![Effective Filtration Technology]Our K Cup filter is made from high-quality stainless steel micro-mesh, designed to that the water in your coffee flows through it at a consistent rate. Our filters also work perfectly with paper filters and can be combined for even better tasting coffee.Material: plasticcolour: BlackPackage Contents: 4 x coffee capsule cupOnly 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.