Kyocera's 12.5-inch wok has a non-stick ceramic interior providing even heat distribution. Kyocera’s proprietary ceramic nonstick coating is PTFE-free, PFOA-free, and CADMIUM-free. The durable, riveted handles are made from stainless steel construction. Oven-safe up to 400° and suitable for gas, electric, ceramic, and induction stoves. Comes with a tempered-glass venting lid. Flat bottom plate design with a riveted stainless steel stay-cool helper handle. Capacity is 6 quarts.