Swissgold's legendary real gold plated permanent coffee filter is now available in a basket style for you small 2-6 cup drip coffee maker. Perfect for many 4 cup drip coffee makers including the Frieling commercial 4 cup brewers. 24 carat filter. 24 carat taste. Swissgold makes the finest permanent coffee filters. Do not compare these to the common "gold tone" filters on the market. Genuine Swissgold permanent coffee filters have real gold plating and a specially designed mesh to let flavor through while keeping grinds out.