Melitta Coffee Filters # 4 - 40 Natural Brown Cone Filters Thicker, textured, high quality paper with patented flavor enhancing micro perforations, traps harmful oils & bitter sediment to deliver the full taste and aroma of your coffee to your cup! An added extra crimp for additional strength, prevents filter bur. Premium coffee filters from the #1 coffee filter brand in the world Contains patented flavor enhancing micro perforations for maximum flavor Fits all 8 to 12 Cup electric cone drip coffeemakers Made from natural unbleached virgin pulp paper for strength and purity - doubled crimped seal guaranteed not to burst.