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⭐ COMPATIBLE WITH: Keurig 1.0, 2.0 (Older models sensors may not read the cups. Please return for prompt refund) 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: Keurig Elite, Select, Classic, Ultra, Special Edition, Ultimate, and Platinum. Breville K Cup, Mr. Coffee K Cup. Does not work with Keurig K400, Compact and Mini.
⭐ easy to use: our 4 pack Refillable K-Cups are hassle free and do not require swapping out the Keurig filter holder or tampering of any kind to fit seamlessly into every Keurig or any other brewer.