Le Creuset Stoneware 10-by-15-Inch Covered Rectangular Casserole, Cobalt 4-1/2-quart rectangular casserole made of stoneware with an enamel finish Sure-grip side handles facilitate a steady hold during transport Secure-fitting stoneware lid with round knob traps in heat and moisture Dishwasher-safe; oven-safe up to 500 degrees F Measures 10 by 15 by 6 inches