CHEMEX® delivers the purest flavor experience Simple to use, with a timeless and elegant design. High quality materials matter, our pure borosilicate glass imparts no flavors or chemicals into your coffee. CHEMEX Bonded™ Filters remove undesirable elements from the coffee and are compostable. The Ten Cup Glass Handle Series Coffeemaker used together with the scientifically designed, patented CHEMEX Bonded™ Filters, will guarantee that our pour over brewing process will deliver the perfect cup of coffee, without any sediments or bitter elements. Use CHEMEX Bonded™ Filters FP-1, FC-100, FS-100, FSU-100