The 500 ml NUVIO thermal bottle is made of high-standard stainless steel, with a double wall and vacuum insulation that keeps your drink hot for up to 14 hours. The rubberised soft touch surface gives it a pleasant feel and a modern look, while the silicone handle makes it easy to carry. The classic threaded cap ensures a tight seal. This is a practical thermal bottle for the office, for travelling and for everyday use.