Made of plastic and stainless steel, it is safe and reliable to use.Easy to fill and clean: just fill them with your favorite coffee Not only that, they can also be cleaned quickly with warm soapy water.Use your favorite delicious coffee powder by filling a reusable filter and placing it in the K cup holder of the coffee machine.Integrated design with stainless steel high heat resistant mesh system. Compared with using K-Cup portion packaging, it can save up to 70% of the cost, brew your favorite coffee and reduce your carbon footprint to the environment.Applicable models: for Keurig K31, K40, K44, K45, K50, K60, K66, K70, k77, k100, k135, k140, B31, b40, B60, B50, b66, B70, B77, B200, B301, B130, B145, B150, b155, K30, k130, k130, k145, k155, k155.Colour: purpleMaterial: plastic+stainless steelPackage Contents:4 * Coffee capsule filtration1 * Brush1 * SpoonOnly the above package content, other products are not included.Note: Light shooting 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.