This product is an OEM knob for Whirlpool appliances, with the model number W11501455. It is compatible with various brands such as Norge, Maytag, Admiral, Magic Chef, Roper, KitchenAid, Jenn-Air, Amana, Kenmore, and others. The material is not specified, and the item height and width are unknown. The product comes with a California Prop 65 Warning for cancer and reproductive harm. If you are unsure about compatibility, you can message the seller with your model number.