Simply Calphalon Nonstick Puff Pancake Pan Vessel Construction: drawn construction with an impact bonded aluminum plate; key performance: crafted with impact bonded aluminum base to maximize heat conduction Key performance: 2 layers of nonstick coating for extended performance; cooks with little to no oil or fats; effortless food release; non-reactive with foods; safe for use with nylon, coated or wooden utensils; oven safe to 400-Degree f Handles: contoured, cast stainless steel with silicone for added comfort and heat-resistance; double riveted for durable performance Hand wash recommended