Premium BPA-Free Silicone - This silicone pot lid stopper is made of premium BPA-free silicone, healthy, non-toxic, and environmentally friendly. It is soft, durable, reusable, and flexible, ensuring long life and resistance to damage no matter how many times it is used. Create a Safe Kitchen - Have you ever experienced boiling liquids overflowing from the stove, requiring a lot of time to clean? This pot lid stopper is the best solution for most cookware. Say goodbye to the hassle of overflowing when cooking pasta, rice, or soup. It effectively prevents overboiling and keeps your kitchen clean and tidy. Easy to Use and Flexible Installation - This 30cm diameter pot lid stopper is suitable for all cookware with an opening size of 15 to 27 cm. We do not recommend using it on cookware or other containers with a diameter larger than 28 cm. You can easily open the lid without worrying about it overflowing. Heat Resistant and Dishwasher Safe - Heat resistant up to 270 °C and microwave safe. This silicone lid is very easy to clean and suitable for daily use. You can wash it directly in the dishwasher or wash it by hand and air dry.