Function: 1. The sealing ring is made of food-grade silicone, which is strong and durable. The sturdy silicone structure is designed to extend the life and functionality without leaving any chemicals behind. 2. This silicone pressure seal is a perfect replacement for your old or damaged one. 3. Easy to clean, simply wash with soap and water after each use. If you want to use the dishwasher for cleaning, clean the top basket for easy cleaning. 4. Suitable for aluminum alloy pressure cooker. It should be replaced every 18-24 months or after deformation is found. 5. Specification: Product Name: Pressure Cooker Seal Ring Material: silicone Subject: General purpose aluminum alloy pressure cooker ⚠ ⚠ ⚠ The size of 24cm in the description indicates the size of the inner diameter of the corresponding pot, not the size of the sealing ring. So the actual diameter of the sealing ring will be much larger than 24 cm, it is about 26-28 cm (size difference 2-4 cm). List of packages: 1 x Pressure Cooker Ring Note: The dimension given in the description refers to the inner diameter of the corresponding vessel, not the size of the sealing ring. The product is an aluminum alloy pressure cooker, but you should pay attention to the model of the bottom of the pot. You can use the one that starts with A, and the one that starts with AS cannot be used. If you do not see the model, if the pressure cooker is made of aluminum, measure the inner diameter of the pressure cooker body.