Abstract: An aid for use in instruction within the hairdresser profession includes a template-like piece of plate or sheet material on which there is drawn a head shape seen from the front, from the rear or in profile, i.e. right and left profile. Hair in the form of one or more hair tresses is glued or adapted to be attached with at a root portion thereof along a line on the head shape. The sheet material may be in the format A4 and preferably is transparent.