Durable and heat-resistant: the pan lid holding handles are made of bakelite and stainless steel material, durable and sturdy, heat-resistant and lightweight, easy to clean and dishwasher safe; you can also use a wet cloth to clean after use. Size information: each pot lid replacement knob measures 6.4 cm (2.5 inches) in base diameter, 5.4 cm (2.1 inches) in diameter, 3.5 cm (1.3 inches) in length; the screw size is 1.6 cm (0.6 inches) in diameter; properly sized for comfortable gripping and secure fit. Easy to install: attach the knob and included rubber gasket to the pot lid, then secure with the provided screws; installation completes in minutes, simple and convenient. Wide applications: universal kitchen cookware lid replacement knob helps prevent hot lids from burning hands; compatible with various cookware lids including oil pots, frying pans, pots, saucepans, and pans. Color: Black Material: Plastic Size: Diameter: 6.4 cm Package Contents: 4 x Pot lid knobs (includes compatible rubber gaskets and screws) Note: Light and display differences may cause slight color variation between image and actual item. Measurement may vary by +/- 1-3 cm.