Features: Prevent coffee beans from getting stuck and make cleaning a breeze. Compatible for various espresso machines. Made fromhigh quality silicone material, the rubber seal offer durability and easy installation. Say goodbye to coffee bean clogs and enjoy effortless maintenance. Designed for coffee enthusiasts who value the quality and flavor of their brew, the rubber seal ensures a reliable seal and consistent taste. Perfect for home and coffee shop owners alike. Whether you're enjoyings a cup of coffee at home or managing a bustling coffee shop, the rubber sealguarantees the reliability of your coffee machine and delivers a consistently excellent coffee experience. Upgrade your coffee setups with the rubber seal. Say goodbye to leaks and clogs, and say hello to the pleasure of brewing delicious coffee. Specifications: Material:Silicone Size:Approx.6.6x6.6x0.31cm/2.59x2.59x0.12inch Quantity:2pcs/4pcs For Upper Burr Rubber Seal Package Includes: 2pcs/4pcs Silicone Gasket note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.