Staub 4-Quart Cast Iron Cocotte with 4 Mini Ceramic Cocottes, Grenadine Tight fitting flat lid features self-basting spikes for continuous, even distribution of juices throughout cooking, so food is moist and flavorful Interior black matte enamel finish produces a natural non stick surface that is more resistant to scratches and chips Brass or nickel plated knobs that are heat resistant up to 500 degree f Ceramic mini cocottes are made of 100-percent ecological material Made in france and developed in conjunction with france's most celebrated, world renowned chef paul bocuse