The elegant and intricate design on the Royalford RF8578 Rumi Persian Vacuum Flask is reminiscent of the beauty of Persia. Featuring an inner double wall glass, this flask not only maintains the temperature of your drink, be it hot or cold, but also preserves the freshness. You may be rest assured that this vacuum flask will last you for a long time, owing to its durable stainless steel body. Portable and leak-resistant, this 1L Royalford flask is easy to carry around.