Applicable coffee machine models: For KEURIG 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 ensure a perfect fit 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, seal it, and brew the perfect cup of coffee every time. Not only will you reduce your carbon footprint, but you'll 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 BPA-free. The coffee filter cup is safe to use, through the hot water will not absorb harmful substances, we aim to ensure that the filter cup is durable so that you have a good brewing experience every time you use it. [EASY TO USE AND CLEAN] Each coffee cup is so easy to use and clean, that you'll savor delicious coffee like you've never had before! Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. Colour:Black Material:Plastic+Stainless Steel Package Contents: 4x K cups 1 set x brush spoon