The Keurig My K-Cup Universal Reusable Filter is a simple and convenient way to brew your favorite ground coffee using your Keurig coffee maker. Newly designed with MultiStream Technology compatibility to extract full flavor and aroma every time you brew. Now, in addition to hundreds of delicious varieties of K-Cup pods, you can enjoy an even bigger assorent of coffee. The Keurig My K-Cup Universal Reusable Filter is the only reusable coffee filter approved for use in all Keurig K-Cup coffee makers.