The Vintage Corning Ware 2 1/2 Qt P-2 1/2-B Blue Cornflower Casserole with Lid is a retro-style square dish with a glossy finish and a blue cornflower pattern. This casserole is made of glass and ceramic materials, and it features a lid, handles, and is oven-safe, microwave-safe, and dishwasher-safe. With a capacity of 2 1/2 Qt, it can keep food hot for 4 hours and is refrigerator-safe and freezer-safe. This original vintage piece from the 1960s is a collectible item that adds a touch of nostalgia to any kitchen.