set2: 4 x K Cups + 100 x Paper Filters & 100 x Disposable Coffee Paper Filter Cup The high-quality paper coffee filter is designed to work with the reusable filter capsules to help you brew the perfect morning brew without coffee grounds. Easy-to-use design makes preparation and cleanup simple. The unique concave lid, bottom, and leak-proof features are engineered to make your favorite K-cup drinks tastier, while the paper filters won't tear when wet. You will be able to taste the difference between our disposable coffee filter inserts. The thin paper filter contributes to better extraction and richer filtration. The natural coffee bag is untreated and less processed. The reusable for K-cup capsules are universally compatible with single-portion brewers, eliminating the need for disposable K-cups and reducing your carbon footprint. Universally compatible reusable K-cup: reusable K-cup is environmentally friendly and universally compatible with 1.0 and 2.0 brewing machines. Fits most brewers. 1.0 Brewers-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 High quality: reusable coffee beans are made of high-quality materials, food-grade stainless steel, dishwasher safe, and hot water will not use harmful substances Integrated design, stainless steel with high heat resistance. Help produce the best coffee you've ever had Our internal grooved design is also easy to clean. Environmentally friendly and easy to use and clean: reusable K-cups not only allow you and your personal enjoyment, but are also very useful for our environment. Reduce your carbon emissions by reusing refillable K-cups while enjoying your favorite coffee. Use with filter paper for easy cleaning. Size: 51 x 31mm The filter paper is made of thin, natural, untreated, recyclable paper. Color: black/white Material: plastic/paper Size: 5.3 x 4.2cm Package contents: 4 x K Cups 100 x Paper Filters 100 x Disposable Coffee Paper Filter Cup 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 to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.