Features: Replacement sealing ring gasket for pressure cooker to ensure safe cooking. Silicone material,non-toxic and tasteless.High temperature resistance. Stretchy silicone makes it easy to fix on the cover of your pressure cooker. It has high elasticity to ensure efficient sealing. High efficient sealing,which can make your food cooked easily. Application: Only applicable to aluminum alloy pressure cooker, not applicable to stainless steel pressure cooker and electric pressure cooker Specification: Material:Silicone Size: Diameter:18cm/20cm/22cm/24cm/26cm/28cm/30cm/32cm(Optional) (Notice:The diameter here is not the size of the seal ring, but the size of the inner diameter of the pressure cooker.For example, the inner diameter of your pressure cooker is 18cm, then you should choose 18cm) includes:1x Silicone Sealing Ring About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and we'll make you feel satisfied.