Precision engineered of stainless steel with a titanium coating, the Kone reusable coffee filter is a waste-free improvement for your Chemex coffee maker. This photo-etched permanent filter makes the full-bodied coffee you love even better by extracting all the rich oils and flavors that traditional paper filters trap. Durable and easy to clean, this nonreactive pour-over filter reduces the disposable waste of your Chemex coffee brewer.