steel with seamless base-to-rim aluminum core, it distributes heat evenly for no-hotspot results. It features an integrated, multi-surface interior to prevent scratches from metal utensils, while promoting healthier, nonstick cooking styles and easy food release. With double-riveted handles, this wok offers a comfortable and secure grip, perfect for tossing, mixing, and serving. Monitor your food's cooking progress through its tempered, vented glass lid that retains flavors but lets steam and moisture escape. Use this on all stove-tops and in the oven up to 500°F without the lid, 350°F with the lid.