【Material】Our pot lid knobs. Made of stainless steel, high temperature resistance, wear resistance, anti-scalding, safe and non-toxic, durable. Simply use a damp cloth dipped in dish soap to wipe away oil stains. 【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 pot lid knobs is ergonomic and provides a comfortable and easy grip. 【Package includes】pot lid knobs + stainless steel ring + screws (8 pcs each). for old or broken lid knobs to protect your hands from contact with the heated lid. 【Easy to install and replace】you can screw it onto the lid and keep it in close contact with the lid. Installation is very simple and is an ideal product for replacing old or broken handles. 【Wide range of applications】Our pot lid knobs are suitable for many types of lids, such as pots, frying pans, soup pots, kettles, etc.