Material: Heat-resistant bakelite + stainless steel Size: 6.4cm x 2.5cm Applicable aperture: 5mm-12mm Package list: 6 pieces * lid button, 6 pieces * screw, 6 pieces * matching washer High-quality Material The high-quality material is durable, greatly improving the service life of the pan handle cover. The base is strong and stable. Easy to Use The set contains 6 screws and 6 stainless steel washers. Simply place the lid knob on the old pot lid and tighten the screws manually. Clean the replacement lid buttons by wiping with a damp cloth or rinsing with water. This lid button is corrosion-resistant. Ergonomic Knobs This pot lid cover knob handle with screws features an ergonomic design with a smooth, thick rim and no burrs, ensuring it will not cut your hands and provides a comfortable grip. The slightly rounded design allows for easy handling. The elegant and simple design offers effective functionality in your kitchen. All-match Design This replacement lid knob has a safe and large handle, allowing for easy gripping. The plastic handle helps prevent hand injuries. The thick material ensures a comfortable and secure grip. The sleek black round shape matches various pot styles and kitchen decor. Applications Replacement knobs for pan lids are suitable for various cookware, including kettles, oil pots, frying pans, pots, saucepans, casseroles, glass lids, and more.