reusable k cups for keurig 1.0 brewers universal fit for b30 b40 b50 b60 b70 series, easy to use refillable single cup coffee filters, eco friendly stainless steel mesh filter (pack of 3) manli <b>【1year warranty】niupohk-us offers 1year warranty for this reusable k cups, we guarantee to 【refund or replace the item you buy without bothering you to return the unit 】if you encounter any problems with item, please contact us ! contact us ! contact us ! </b><br><br>♥<p><b>feature of this coffee filter set:</p></br></b> ♨<p>reusable k-coffee filter exclusive keurig home brewing system</p></br> ♨<p>made with premium materials for high durability</p></br> ♨<p>removable lid for easy filling and cleaning</p></br> ♨<p>ensures that your grounds or tea stays inside of the k-cup, preventing messes. </p></br> ♨<p>bpa free plastic, no unhealthy chemical runoff or strange flavor additions! just pure, untainted beverage.</p></br>