Coffee or tea on the go... yes please
It consists of two flasks one inside the other and joined together at a point at the top. The gap between the two layers is partially removed of air producing a space which reduces heat transference. It is easy to travel with, it is not too heavy even with contents inside, it keeps your contents warmer or cooler for a reasonably time whilst acting as a container. It is relatively easy to clean and dishwasher safe. It can hold a range of food and drink products. The design of the screw on lid prevents any leakage. A great size for me personally, you can store it easily inside a bag, it supplies a sufficient amount of liquid and is refillable. There are also more creative uses of a thermos, according to ehow.com it can also be used as s stationary holder in the office or for the budding gardeners out there, a place to grow a vining plant.