Material: Heat-resistant bakelite + stainless steel Size: 6.4 cm x 2.5 cm Applicable aperture: 5 mm - 12 mm Package list: 6 x lid knob, 6 x screw, 6 x matching washer High-quality material: Durable construction significantly extends the service life of the pan handle cover. The base is strong and stable. Easy to use: The set includes 6 screws and 6 stainless steel washers. Simply place the lid knob on the old pot lid and tighten the screws by hand. Clean the replacement lid buttons with a damp cloth or rinse with water. This lid knob is corrosion-resistant. Ergonomic design: Features a smooth, thick rim with no burrs, ensuring safe handling without sharp edges. The slightly rounded shape allows for easy gripping and comfortable operation. The elegant and simple design complements any kitchen decor. Universal fit: This replacement lid knob has a secure, large handle that provides a firm grip and helps prevent burns. The thick, comfortable material ensures ease of use. The sleek black round design matches various pot styles and kitchen aesthetics. Applications: Suitable for various cookware lid types, including kettles, oil pots, frying pans, saucepans, casseroles, glass lids, and other pot lids.