Made of high quality rubber, metal, Bakelite, heat resistant, insulating and durable for long term use, there is no need to replace the covers functionally. This is a replacement cover with a useful, safe and wide handle, which is easy to grip the cover and can prevent your hand from being hurt.Easy to install with a retention screw for easy fixing, just put on the good knob, the rubber gasket and the metal gasket, and screw in.Easy to clean with a damp cloth, our lid knob is dishwasher safe and can replace old or broken dials in use.Applications: Suitable for many kinds of cookware lid lids, such as kettle, oil pot, frying pan, pot lids, saucepan lids, pot lids, plastic pot lid. glass, a rival cover Note: The data is all manual measurement, please allow 1 - 3cm error, due to the difference in light and display, there will be some color difference, depending on the physical object received.