Paderno World Cuisine A1739021 Diffuser, One Size, Black Heavy-duty diffuser with an enameled finish. Absorbs and distributes heat evenly and consistently, and reduces the need for frequent stirring. Suitable for all types of cookware, from stainless steel to ceramic. Can be used with most burners, and includes a removable stainless steel handle. Wipe to clean, not dishwasher-safe.