Square-shaped faces tend to have angular jaws. To soften any harsh lines, Danielle recommends a tousled mid-length cut with airy layers. "Soft, wispy texture helps balance out the angles of your jaw ...

If you're wondering exactly what the method involves, the clue is in its name. The trick encourages alternating between using a waver and a curling tong with each strand of hair.

Amid her south of France summering, Sofia Richie Grainge has debuted a French bob—her hairstylist breaks it down.