Thank you for viewing my listing among many others. This item is brand new and unused. The following is an excerpt from the homepage. Simple and beautiful stainless steel. The tumbler, with its unique luster, is perfect for special occasions as well as everyday use. The body features a vacuum double-wall construction to maintain the temperature of your drinks. Enjoy coffee and beer chilled to perfection, or keep your tea and hot whiskey warm. The exterior remains cool to the touch even when the interior is hot. Made of stainless steel, it is rust-resistant and easy to clean, ensuring hygienic use. Thank you for your consideration.