The Staub 4 quart round cocotte in grenadine has a stainless steel knob. This cast iron casserole or Dutch oven is the perfect size for serving two or three people, with maybe some left overs. This French enameled cast iron pot is designed for slow cooked meals, such as stews and roasts. Staub cookware is compatible with all cooktops, including induction. Made in France and comes with a lifetime warranty with normal use and proper care.