Type: Replacement single dose coffee silicone bellow lid for espresso machines and coffee grinders Easy to Use: Silicone bellow, simply press down lightly to activate the air blower function that swiftly removes leftover coffee grounds from your machine's bean coffee Material: The single dose coffee bellow is made of quality silicone material, flexible, wear resistant and good durability to use Easy Installation: Directly replace the single dose coffee silicone bellow, easy to install and remove Wide Applications: Professional blowing bean bin accessories, is practical and reliable, suitable for household, kitchen, cafe, bar, etc Specification: Material: silicone Size Chart:Diameter:12.5cm/4.92inch Package Includes: 1 Silicone Bellow Note: Please allow slightly errors due to manual measurement and different monitors.