Hair shaping appliances

A hair-shaping appliance comprising:

• a tubular drum to treat the hair, the tubular drum having through-passages;
• a heating device;
• a dosing device, that upon actuation, passes liquid out of an outlet of a liquid container through a liquid channeling device;
• an evaporating device, to which heat is supplied by the heating device to evaporate the liquid into steam, which travels to a steam distributor chamber and flows outward through the tubular drum having through-passages;
• a liquid container, in fluid communication with the evaporator chamber, constructed to contain a supply of the liquid and including an outlet, and
• a liquid channeling device, in fluid communication with the outlet, for delivering liquid from the outlet to the evaporator chamber, the liquid channeling device comprising a wick;
• wherein said dosing device is configured to remove excess liquid from the evaporator chamber and convey the liquid back to the liquid container.