Bournville cocoa whip 1930's

A whip used to make your cocoa before you went to bed on a dark and winter's night.Metal with a wooden handle ,with a metal ring to allow you to alter the size of the metal whip.Approx 9 1/4 inches long ,and on the wooden handle (approx 3 1/2 long) you have the words  MAKE,DRINKING CHOCOLATE ,WITH  ,BOURNVILLE COCOA. 

Condition :used