Bunn paper filters will keep coffee tasting perfect for every cup. Made with a special paper grade which assures optimum flavor extraction. Designed for strength, the sides are taller making sure that there is no overflow. Meant to be used with urn u3 brewers. Perfect for restaurants, cafes and catered events. - Flat Diameter 17-3/4 in - Base Diameter 7-1/4 in - Sold per case; 250 per case