These are black ceramic french onion soup bowl with handles, often sold in sets for oven-safe baking. VERSATILE USE: idea for serving French onion soup, beef stew, chili, or for baking individual casseroles . MATERIAL: AND SAFETY: made from durable ceramic or porcelain, they typically microwave and oven -safe FEATURES: they feature a smooth matte black finish and a single handle for easy hanging when hot.