Design for your electric pressure cooker to ensure safe cooking. Silicone material makes it easy to fix on your pressure cooker. It has high elasticity to ensure efficient sealing. Item Name: Silicone Sealing Ring Material: Silicone Features: High Elasticity, Sealing Ring, Replacement 2/2.5L: Outer Diameter: 18cm/7.09", Inner Diameter: 16cm/6.3" (Approx.) 2.8L: Outer Diameter: 19.8cm/7.8", Inner Diameter: 18cm/7.09" (Approx.) 3/4L: Outer Diameter: 22cm/8.66", Inner Diameter: 20cm/7.87" (Approx.) 5/6L: Outer Diameter: 24cm/9.45", Inner Diameter: 22cm/8.66" (Approx.) Notes: Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Silicone Sealing Ring