Universal Compatibility for Keurig 1.0 Maker: Our k cup reusable coffee pods fit perfectly with Keurig 1.0 coffee machines: B40/K40/K45, B44/B50/B60, B66/B70/K75, B77/B79/B100, B135/B140/B145, K145/B150/K150, B155/K155/B200, B1250/B1255/B3000, K1500.
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