Staub 4Qt Cast Iron Cocotte with 4 Mini Ceramic Cocottes, Black 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 500f Ceramic mini cocottes are made of 100% ecological material Made in france and developed in conjunction with france's most celebrated, world renowned chef paul bocuse