This 1.8L Multi-Purpose Flask from Thermos has a durable stainless steel interior and exterior, meaning it is cool to the touch with hot liquids, and sweat-proof with cold. It features a unique two-piece stopper which allows it to be used for drinks or food. This flask comes with an insulated stainless steel serving cup and an extra wide mouth which makes it easy to fill, serve from and to clean. It has a convenient folding handle with carrying strap for easy portability.