[Easy to Use]: Refillable single k cup can be seamlessly installed in every for machine without the need to change the or make any type of tampering.[More Sturdy and Tight]: Reusable k-cups filter has a sturdy structure and a tight lid, one-piece design, you will taste the high-quality coffee you have never had before [Premium Quality]: Reusable k cups coffee grounds filter very well, filter out most of the natural oils, and bring a smooth and taste. There is no more sediment at the bottom of the cup.[Eco Friendly]: for filters are made of high-quality stainless steel -mesh, environmentally friendly and safe materials. These high-density and bpa-free mesh filters will not rust or change color.[Compatible With]: for 10, 20 (Older models sensors may not read the cups.) Models: K200, K250, K300, K350, K360, K450, K460, K500, K550, K560, K15, K31, K40, K44, K45, K50, K60, K66, K70, K77, K80, K100, B31, B40, B44, B50, B60, B66, B70, B77, B100, B140, B200 As Well As: for Elite, Select, Classic, Ultra, Special Edition, Ultimate, and . K Cup, K Cup. Does not work for K400, Compact and Mini.Reusable k-cups filter can use their own freshly ground coffee beans and create the perfect taste.Reusable k cups for are convenient for you to enjoy brewing coffee or tea of different flavors and sizes.Refillable kcups coffee filters are easy to clean, you can tap the bottom of the basket to make them come out immediately.Colour:blackMaterial:Plastic + stainless steelWeight: 72gPackage Contents:6 x k cup refillable cup2 x spoonOnly 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.