The Vintage Thermos Stopper #650 is a 1 liter insulated bottle mug in green and tan color. Made of plastic cover and stainless steel bottle and cup and manufactured in the United States by Thermos, this collectible item is perfect for keeping your drinks hot or cold for extended periods of time. With its retro design and durable construction, this Thermos stopper is sure to appeal to collectors of vintage lunchboxes and Thermoses.