Chemex Classic Series, Pour-over Glass Coffeemaker, 10-Cup with Cover and 200ct Bonded Square Coffee Filters Purchase from Authorized Resellers: e-Home Shopping, Barista Lab, Visions Espresso Service, evVive Home, Big Kitchen CHEMEX pour-over allows coffee to be covered and refrigerated for reheating without losing flavor The glass cover keeps coffee warm longer by preventing evaporation Thicker (20-30% more than the competition) specialty fiber filter design keep bitter elements, oils, and grounds in their place (and out of your cup) Simple, easy to use with timeless, elegant design