【Material】Our lid knobs are made of stainless steel, which is high temperature resistant, wear-resistant, heat resistant, safe, non-toxic and durable. Oil stains can be easily removed by wiping with a damp cloth dampened with dishwashing liquid. 【Size (Diameter x Height)】Approx. 5.8 x 2.2 cm / 2.28 x 0.86 inches, suitable for lids with openings from 5 mm to 12 mm. The shape of the knob is ergonomic and provides a comfortable and easy grip. 【Package Includes】Lid knob + stainless steel ring + screws (8 each). Used to replace old or damaged lid knobs and prevent your hands from touching hot lids. 【Easy to Install and Replace】You can screw it onto the lid for a tight fit. The installation is very simple and it is ideal for replacing old or damaged handles. 【Wide Application】Our lid knobs are suitable for a variety of lids, such as pots, pans, saucepans, kettles, etc.