You buying a vintage Coors Buchner funnel designed for filtering in laboratory settings. Made of porcelain ceramic, it is a durable and high-quality piece for medical and scientific applications. This funnel is a classic and reliable tool for separating fluids or solids in a controlled manner, making it a valuable addition to any laboratory or apothecary. This item measures approximately 5.625" in Diameter by 8" tall. It is in very exellent  condition.