Le Creuset Heritage Stoneware Petite Oval Au Gratin Dish, Black Onyx Oval au gratin dish made of high-fired stoneware Non-porous enamel finish; resists odors, staining, chipping, and cracking Traditional scalloped side handles help ensure a secure grip during transport Dishwasher-safe; oven-safe up to 500 degrees F Measures 4 by 6-2/5 by 1 inches