WIDE COMPATIBILITY RANGE:These eco friendly premium k cups are universally compatible with 1.0 & 2.0 . Fits most Brewer models.Compatible with 1.0 : K15, K40, K45, K55, K60, K70, K75, K145, K150, B30, B40, B44, B60, B70, B130, B140, B145, B150, B155, B200, B300. Compatible with 2.0 : K200, K250, K300, K350, K360, K400, K425, K450, K460, K475, K500, K525, K550, K560, K575.and any of the following machines: Elite,Classic, Ultra, Special Edition. SAVE MONEY:Our reusable coffee filters come in a set of 12 pieces and give every coffee lover the liberty to choose their own preferred taste easy to brew different without the need to wash a cup every time. you can stop buying disposable K Cups that made out of paper or lower quality plastic! Our k cups will help you minimize all brewing accessories expenditures, allowing you to out of your blend purchases, all the while helping you remain environmentally c AND TIGHT:The refillable for compatible from has a sturdier, more rigid construction and tighter lid seal so that you will never have another coffee-ground-blowout mess ever again! The micro-etched stainless steel mesh is the perfect size to brew even fine of coffee without leaking or clogged. EASY TO USE & CLEAN: Our Reusable K cups is newest design for coffee lover. The cups themselves are very easy to use: fill with coffee, snap the lid closed easily and then put in the machine. Best Quality-Reusable coffee filter is made of the best quality micro mesh filter and food-grade molded carafe body. Dynamic water flow ensures a smooth brew every time. Micro-mesh stainless steel filter minimizes sediment. Silicone O-Ring ensures tight fit at the lid. colour:black Material:plastic size:53*42mm Package Contents:12*Reusable K Cups 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.