Fangrui Product Details Applicable Coffee Machine Models: For 2.0 And 1.0 Series - K200 K250, K300, K350, K360, K400, K450, K460, K500, K550 K560. As Well As The Previous Models K45, K75 B60, B70, B130, B140, B150, K40, 3, K60, B145, K150, K70, B30, K145, B44, K155, B155, B200 B3000. [eco-friendly And Cost-effective] These Coffee Filter Cups Are Designed With Impeccable Craftsmanship To A For Your Coffee Machine, Allowing You To Enjoy Your Favorite Coffee While Also Not Wasting And Spending On Disposable Pods. Simply Fill The Cup With The Coffee Grounds You Want, , And Brew The Cup Of Coffee Every Time. Not Only You Reduce Your Carbon Footprint, But Youll Also Save Money In The Long Run By Using Our Reusable K-cups. [quality Material] The Reusable Coffee Pods Is Made Of High Quality 304 Stainless Steel And Food Grade Plastic And Is . The Coffee Filter Cup Is Safe To Use, Through The Hot Water Not Absorb Harmful Substances, We Aim To That The Filter Cup Is So That You Have A Good Brewing Experience Every Time You Use It.