RESTRUCTURING OF EYEBROWS: THE BASIC RULES TO KNOW
The rule to know is the "2/3 - 1/3" as in the drawing below, but it is not suitable for all face shapes. It is up to the professional to adapt its work to every face shape. A true mathematical exercise!
The expert has to define if the head of the eyebrow should be round, square, beveled, if the eyebrow should be of medium or larger size reassembled for a lifting effect "brow-tox" on an eyebrow or falling right and slightly raised to open look. Several factors anatomy of the face are taken into account in deciding on the shape of the eyebrows (forehead, eyes, cheeks, nose ...)
Amazing article to read more please view the original source http://www.elle.fr/Beaute/Maquillage/Astuces/Restructuration-des-sourcils-3025093