Wherever you are, fresh tea is always available thanks to T-Bottle. You can also make tea on the go in these handy and trendy cups, and determine exactly how strong you want it to be. The bottles are made of double-walled glass so that the water stays at the right temperature. The tea can be stored in the cap. You will never run out of a delicious cup of tea again, nor will it be too weak or too strong. T-Bottle provides for all tea needs!