Demi-permanent hair color is ammonia-free, slightly alters hair tone, and lasts between five to 12 washes. Unlike semi-permanent dye, demi-permanent color penetrates the first layer of hair, providing ...

Whether you're going through a break-up or simply fancy trying out a new persona, switching up your hair colour is one of the fastest and most effective ways of experimenting with the transformative ...

At-home tips from a model, an artist and a professional colorist. By Kari Molvar Beauty School answers common beauty questions with help from creative people who’ve become experts on the job. Sign up ...