FUNNY BIRTHDAY GIFT: The birthday thermos cup with the words "BACK IN 1973 and other information in 1973 s, so vivid and interesting, it is a great gift idea to your best friends DURABLE AND PRACTICAL: this tumbler is made from quality stainless steel, which is sturdy, sleek, unbreakable, rust resistant and doesn't transfer flavor of your drinks, easy to hold and clean by hand, making it convenient for your daily life and provide you with a long time use EXCELLENT INSULATION EFFECT: This double wall insulation tumbler can keep your drinks cold or hot for a long time, perfect for coffee, wine, soda, cola, beer, juice and more -Brand Tillfuru - New in box!