This is a vintage Corning Ware French White divided casserole dish, specifically the F-6-B model, with a capacity of 1.8 liters.  (This weight is just under 3lbs so limited bundling I use extra packing to ensure safe shipping there is room for small light weight items.) condition is excellent dont recall ever baking with this. Capacity & Size: It holds 1.8 liters and measures approximately 11x8.5 inches. Material: Made of durable ceramic material. Features: It's a divided dish, allowing for serving multiple items separately. Versatility: Suitable for baking, serving, refrigeration potentially reheating.