Never used. I own other HexClad pots and pans and these are the BEST PANS EVER! About this item HexClad's patented hybrid tech utilizes tri-ply construction – aluminum between two layers of stainless-steel - laser-etched with our hexagonal nonstick surface to deliver the searing power of stainless, durability of cast-iron and easy cleanup of nonstick. Featuring the "Northern-style" wok design which includes a long stainless stay-cool handle plus a helper handle for secure lifting, our Hybrid 12-inch Wok is ideal for tossing and mixing in sauces into what ever you are cooking up - evenly. Use your HexClad cookware on any home cooktop or stovetop, including induction. Every piece is also scratch-resistant, dishwasher-safe, and oven-safe up to 500°F. (Lids are oven-safe up to 400°F.) HexClad products that are sold by HexClad Cookware are backed by a lifetime warranty from manufacturer's defects. (Commercial and restaurant use excluded). Your purchase includes one HexClad 12" Wok. The 12" Wok measures 12 inches in upper diameter, 7.5 inches in bottom diameter, 3.5 inches in height and 3 lbs in weight