"Remove everything that's wrong and you're left with what it right" - Peter Schlumbohm, inventor of the Chemex . The Chemex coffeemaker is a paper-filter brewing device that creates an exceptionally clean cup of coffee. With a full glass body and a polished wood collar with leather tie - it's elegant simplicity personified. We have have 4 sizes available - 3, 6, 8 and 10 cups. Chemex filters sold separately.