Tired of having to stop smoking to remove cogs from the inside of your pipe? Some types of tobacco can easily jam up the stem and reduce the flow of smoke, limiting your satisfaction when you take a draw. Our pipe bowl screens prevent that problem by keeping the tobacco inside the bowl. This pack of 100 Brass Pipe Bowl Screens contains 20, five-packs of screens. Each one is made out of high quality brass to ensure durability and rigidity. The brass pipe screens are available in three different diameters: 10 millimeters, 15 millimeters and 20 millimeters. Stock up on pipe screens with this special offer.