Specifications:Material used: bakelite, metal, rubberTop diameter: Approx.3cm Base Diameter: Approx. 6 cm / 2.36 inch Overall Height: Approx. 3 cm / 1.18 inch Package Weight: Approx. 100g Quantity: 4 pcsMade of high quality Rubber, Metal, Bakelite, heat resistant, insulating and durable compatible with long term use, there is no need to replace the lids functionally. This is a lid of replacement with a useful, safe and wide handle, which is easy to grip the lid and can prevent your hand from being hurt.Easy to install with a retention screw compatible with easy fixing, just put the right button , rubber gasket and 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 compatible with 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 are all manual measurement, please allow 1-3cm error, due to the light and display difference, there will be some difference color, depending on the physical item received.