The Milton Classic Carafe is a vacuum insulated flask with inner and outer steel. It is designed to keep your beverages hot or cold for 24 hours. It has a functional lid with sleek design that makes pouring completely hassle free for you. Ideal for serving tea and coffee. This insulated double walled vacuum flask is designed for maximum temperature retention that keeps your favorite drinks hot or cold without altering their temperatures for a prolonged period of time. It will keep your drinks just the way you need them throughout the day.