Microwavable bowls with lids: manufactured for durability and designed to last for years. Casserole french onion soup crock: made from grade ceramic material with scratch glaze; resists staining and cracking; transitions beautifully from oven or broiler to the table. Soup bowl with lid: stew bowl no harmful substances are used in the making of it since the well being of our customers is what we are trying to care for. Steam soup bowl: exceptional thermal shock resistance allows for transfer from hot to cold temperature environments. Use scenarios: Everyday meals: reheat soups and stews in the microwave and serve directly from the same dish. Oventotable service: the casserole french onion soup crock moves from oven or broiler to the table without needing a separate serving dish. Versatile serving and storage: steam soup bowl handles hot to cold transitions, suitable for serving hot meals and storing leftovers.