Using this rubber trivet foot is easy. Simply find the holes on the sides of your stove or cooktop trivet and attach the foot securely. It's designed to fit many Electrolux, Chef, and Westinghouse models. When purchasing, if you're not certain it will work for your appliance, provide your model number or sales code. As for maintenance, you can clean it with a mild soap and water solution. Just make sure to dry it thoroughly before re - attaching it to the trivet. Keep it away from sharp objects to avoid damage. This foot is a great addition to keep your trivet stable and in place.