1,Easy to operate:Easy to install and remove. 2,Seal perfectly: No food odor mixed anymore! 3,Made of silicone compound material, dishwasher safe, BPA free, non-toxic and food-Safe. 4,Perfect replacing silicone sealing ring for your 5qt or 6qt or 8qt pressure cooker. 5,When deformation is noticed or every 18-24 months, it is recommended to replace the silicone seal in time. Features: Easy to operate:Easy to install and remove. Seal perfectly: No food odor mixed anymore! Made of silicone compound material, dishwasher safe, BPA free, non-toxic and food-Safe. Perfect replacing silicone sealing ring for your 5qt or 6qt or 8qt pressure cooker. When deformation is noticed or every 18-24 months, it is recommended to replace the silicone seal in time. Specification: Material: Silicone Color: White , Red, Blue (Optional) Size: (Optional) Seal ring for 5 or 6QT: Outer diameter: 24 cm or 9.45inch (appr.), inner diameter: 22 cm or 8.66 inch (appr.) Seal ring for 8QT: Outer diameter: 26 cm or 10.24 inch (appr.) , inner diameter: 24 cm or 9.45 inch (appr.) Package List: 1 x Seal Ring Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.