- Universal Compatibility: These charcoal water filters are designed to fit all K 1.0 and 2.0 models, as well as Breville and Ninja DualBrew coffee machines. They are also compatible with various older K models made after 2007, including K-Duo, Elite, Classic, Ultra, Special Edition, Ultimate, Platinum, K Supreme, K Slim, K-Mini, K-Express, K40, K45, K50, K55, K70, K200, K250, K400, K475, K575, and BWF100. (Note: Not suitable for Cuisinart coffee makers). - Enhanced Filtration: Each filter is filled with high-quality organic activated charcoal granules that optimize water exposure, ensuring effective removal of harmful contaminants. This results in cleaner, purer water for your coffee. - Advanced Design: The filters utilize a precision micro-mesh material that prevents charcoal from escaping and blocking your coffee maker. This feature ensures a smooth flow of water, maintaining your machine's performance. - Improved Coffee Flavor: The activated charcoal effectively eliminates impurities such as calcium, chlorine, sediment, and odors from tap water. This purification process enhances the flavor and aroma of your coffee, delivering a superior taste experience while preserving essential minerals. - Practical Use Cases: Ideal for daily brewing, these filters ensure that every cup of coffee is made with purified water, enhancing your morning routine. Perfect for entertaining guests, providing them with the best coffee possible. Also beneficial for those sensitive to the taste of chlorine or other impurities in tap water. - Quality Assurance: Trust in a product that prioritizes both your health and your coffee enjoyment. Each filter is designed to provide consistent performance, making it a reliable choice for coffee enthusiasts.