Description: 【Replacement】: Seal rings silicone flexible washer gasket rings and Aluminum Filter replacenents for moka pot espresso accessory. 【Durable Material】: Espresso gasket seal is made of silicone and Filter is made of Aluminum material, with no smell, high quality, soft and flexible. 【Easy to Install】: Silicone Gaskets with Aluminum Filter are Easily replace and install, prevents leaking, durable. 【Convenient】: Brew head gasket seal rings is nice replacements for your old or broken parts. 【Universal】: Silicone Gaskets seals with filter fit for espresso moka pots. Specification: Material: Silicone,Aluminum Size Chart: Size as follow: Outer diameter for 1 Cup: 5.1cm/2.01inch  Outer diameter for 2 cups: 5.5cm/2.17inch Outer diameter for 3 cups: 6.4cm/2.52inch Outer diameter for 6 cups: 7cm/2.76inch Outer diameter for 9 cups: 7.9cm/3.11inch Package Includes: 1 Silicone Seal Rings 1 Espresso Filter(6 Pack) Note: Please allow slightly errors due to manual measurement and different monitors.