A 1000ml cool pot with excellent heat and cold resistance. It's from about 25 years ago, but it's unused. Retro, a rare item from the Heisei era. New Birdie, Cool Pot Kosanshin Credit Bank, Commemoration of the Merger - Color: Blue - Capacity: 1000ml - Material: Polypropylene (heat-resistant) - Heat resistance: 70 degrees Celsius - Cold resistance: -15 degrees Celsius