You can use water bottles for different purposes. You can even pour coffee, tea, and other beverages into them. However, you should focus on buying vacuum-insulated water bottles to have a wider range of applications. Vacuum-insulated water bottles keep cold liquids cold for almost the entire day. On the other hand, these bottles can keep hot drinks like coffee and tea hot for almost half a day. Hence, they are perfect every time. Get more details from LovelyPUP.