What is this? High-temperature resistance silicone gasket is a critical accessory for coffee makers, it prevents side leakage of water or coffee, so it is important to replace old or broken gaskets. What will I get? Package Content: 5 x Silicone Gasket Type: Fit for 1-cup coffee pot Size: 38x50x2.2mm/1.5x2x0.08inch(IDxODxT) Are there any advantages of the product? Made of soft and flexible silicone material, good sealing, not easy to deform, crack or leak. How to use it? Remove the old seal gasket ring and replace it with the new one you received, easy to install and remove. What should I notice? Please check the gasket of the coffee maker and measure the size before ordering.