Fangrui Product Details Newst Upgrade Reusable K Cups For K-mini/plus, K-duo/plus Widely Compatible With: K15, K40, K45, K55, K60, K70, K75, K145, K150, B30, B40, B44, B60, B70, B130, B140, B145, B150, B155, B200, B300. 2.0 Brewers: K200, K250, K300, K350, K360, K400, K425, K450, K460, K475, K500, K525, K550, K560, K575. As Well As: K Cup, Mr Coffee K Cup. K-elite, K-select, K-classic, K-ultra, K-special Edition, K-ultimate,k-platinum. Especially For K-duo, K-duo Plus, K-mini, K-mini Plus. Well Made Durable: Our Reusable Coffee Filters Suit Included 4-pack Cups And Each One Could Use Many Times. With Our Refillable K Cup Coffee Filters, You Can Stop Buying K Cups That Salve A Lot Of Cost! Our K Cups Will Help You Minimize All K-eurig Brewing Accessories Expenditures, Allowing You To Get More Out Of Your Blend Purchases, All The While Helping You Remain Environmentally Conscious, Too! Bpa Free High Quality: These Reusable Coffee Pods Are Made From High Quality Materials, Food Grade Stainless Steel, Which Is Dishwasher Sa