Enjoy plenty of piping hot tea coffee or soup with this large capacity 5 litre flask the ideal solution when you have a big group of guests to keep happy the vonshef air flask is a great way of keeping beverages hot ndash or cold ndash and has lots of capacity for dozens of drinks from a single filling it is super quick and easy to use simply top up with our chosen drink seal it and put it out for people to help themselves your drinks will stay at the right temperature for hours th