Natural mountain spring water. A handy bottle in cheerful colors. Fruity and fresh flavour. A unique twist lock. The Austrian cult brand Dreh und Trink has been delighting children of all ages with its recipe for success for over 40 years. Not far from Vienna, in Gutenstein in Lower Austria at the foot of the Schneeberg, the family business Klosterquell Hofer produces more than 50 million bottles of the popular children's drink every year.