Durable: This Japanese Wok is Made of durable cast iron, this wok is tough enough for use on a variety of heat sources including induction units, ceramic, electric, or gas cooktops, ovens, and grills. Heat retention: It also has great heat retention, allowing for even heat distribution to produce perfectly cooked foods every time. Features: Made of durable cast iron Can be used on induction units, ceramic, electric or gas cooktops, ovens, and grills Great heat retention that allows for even heat distribution Specifications: Brand: Thunder Group Kitchway Item Number: KW172188 Handle: Yes Type: Woks