Enhanced Taste Experience: Activated carbon water filter replacements for espresso machines reduce impurities and calcium, delivering a pure, rich flavor for your coffee and tea without unwanted smells or aftertastes. Compatibility: Fits Single Serve systems including ES601, ES655, and ES701 models. These general replacement filters provide lasting performance with easy installation that requires no tools. Colation Performance: Made with activated carbon fiber material that captures up to 97% of common contaminants, helping to prevent limescale buildup in your machine while improving water quality. Simple Maintenance Solution: Each pack contains 6 or 12 long lasting filter cartridges that are simple to . The white color design fits discreetly in your machine's water reservoir for hassle operation. Use scenarios: Daily home espresso and tea preparation: Maintain water quality to ensure pure taste and aroma in every cup. Office or shared singleserve machines: Quick, tool replacement for multiple users without downtime. Environments with hard or mineralrich water: Help reduce limescale buildup to protect the machine and extend its life.