This is a steel 3litres vacuum flask/Thermos. It is durable and reliable for keeping your tea/water hot for 24 hours. Has two handles; one carry handle and another for easy serving of your beverages.The Vacuum flask stopper made From Food-grade silicon amine and great plastic particles, there is no any peculiar smell and toxins even after long -time high temperature. Seamless SteelWith high-quality materials and excellent polishing technique, steel content, every single unit are around 2kg. The shape is also fashion, and high-class, they guarantee a quality vacuum flask.Tempered glass Inner tank is adopted the tempered tank, with the thickened bottom design, will be more vibration proof and durable, the heal preservation in 24 hours is above 65 degrees Celsius.