Calphalon Everyday Nonstick 3-1/2-Quart Covered Sauce Heavy gauge hard-anodized aluminum exterior allows for quick even heating. Durable nonstick interior allows for a lifetime of perfect food release and makes clean up easy. Textured silicone handles are comfortable and stay cool on your stove top. Glass covers also feature silicone handles. Oven safe to 450F. Lifetime Warranty