High-quality and BPA-free silicone : This silicone stopper lid is made of the finest BPA free silicone, a healthy and non-toxic eco-friendly material. It is soft, durable, reusable and flexible, so it can be used for many applications. Easy to use and multi-fit : This stopper lid has a diameter of 30.5 cm, fits all pots and pans with an opening of 15.2 to 26.7 in diameter. We do not recommend using on pots or anything larger than 27.9 cm in diameter. You can simply put your cooking pot on to cook and then go away without worrying about it boiling over. Heat resistant and dishwasher safe - Heat resistant up to 270 C. Can be used in the microwave. This silicone lid is very easy to clean and fresh for everyday use. You can simply put it in your dishwasher or wash by hand and allow to dry. For kitchen safety : Have trouble when boiled liquid spills over and you need to spend a lot of time cleaning the stove? For your problems, this is the best solution for most types of pots and pans. Don't worry about cooking pasta, rice or soup. This lid prevents pots and pans from boiling over, no more messy kitchens. Multiple Function Boil over Spill Stopper Lid:The anti-overflow Spill Lid can not only prevent the soup from overflowing, but also can be used as a steaming basket or a heat preservation cover. Use as a microwave splash guard or over a pot on the stove. It releases steam but continues to spray in.