The product is a vintage 2 1/2 Qt Corning Ware Cornflower Blue Casserole Dish with a glass lid. This square-shaped casserole baking dish is white in color with a blue cornflower pattern. Made in the United States in the 1960s, it is suitable for use in induction, electric, gas, and microwave ovens. With a printed backstamp and a capacity of 2 1/2 quarts, this original Corning Ware casserole dish is a collectible piece of decorative cookware.