The Chemex® coffeemaker, together with Chemex-Bonded® Coffee Filter, makes a clear, pure, flavorful and without bitterness or sediment every time. The coffee only comes in contact with the scientifically designed filter and non-porous glass. With the Chemex® method, you can make coffee as strong as you like without bitterness. Perfect for iced coffee and coffee flavoring for gourmet recipes. Because of its purity, Chemex® brewed coffee can be covered and stored in the refrigerator for reheating...without losing its flavor!