Known as a pristine coffeemaker, Chemex employs all of the chemically correct methods for brewing. Its hourglass shaped flask is made entirely of glass, a chemically inert material that does not absorb odors or chemical residues. Chemex filters are made of the highest quality filter paper. Please note: All of the coffeemakers are measured using 5 oz. as 1 cup.Includes a polished wood collar with leather tie. 50 Ounces. Height: 9.25" Diameter: 5.25"