Special paper grade assures optimum extraction of coffee’s taste. Oxygen processed for best coffee flavor. Perfect for coffees requiring exact brewing, like decaf and flavored coffees. Superior stay-in-place design prevents coffee grounds overflow. Selection of coffee filters is a vital step in brewing perfect coffee - don’t settle for anything less than BUNN quality coffee filters. Using the results of years of research, BUNN manufactures the best filters from high quality, heavy weight paper, so the water flows properly through the coffee. BUNN filters are uniquely designed for strength so the sides are taller, and you don’t end up with overflow and grounds in your coffee. For 64 oz./1.9 L Brewers Use for C-models (decanter & airpot/thermal server),S-models, R & O models, VLPF and VPR, VPS, and VP-17's.