"This was a first time client with hair that had been colored and bleached for many years, about 2 cm of natural root color that was between an 8 and 7," says Malin Holm (@moy.hairsalon) of Moy.Hair Salon, Vaasa, Finland. "We were aiming for a more natural look, cool blonde and not having to keep coloring the outgrowth every 6th week."
Holm shares the how to create this rooty ashy sombre: