Lodge Enamel on Cast Iron 11-Inch Skillet, Graduated Red 11-inch skillet cast from molten iron in individual sand mold 2 layers of hard, glossy porcelain enamel are chip-resistant and easy to clean Black matte porcelain cooking surface; vegetable oil or cooking spray recommended Safe on gas, electric, ceramic, and induction cooktops; hand washing recommended; oven safe to 400 degrees F Measures 11 inches in diameter and 1-3/4 inches deep; limited lifetime warranty