Remember when Kim K’s “Contouring Road Map” debuted, and beauty buffs went nuts trying to recreate her flawless facial structure? Well, get ready, because now there’s a new contouring strategy involving hair—and it can’t be achieved with face powder at home. It’s actually created with balayage, which means you’re the expert!

“Just as you can enhance facial structure with makeup, haircolor can be used to give certain features subtle definition and minimize the features a client dislikes,” explains balayage authority and L’Oréal Professionnel Artist, Nancy Braun. This means you can give your clients the illusion of higher…