evo fabuloso colour boosting treatments instantly refresh, tone, revive and add shine to color treated hair. this at-home, 3 minute conditioning treatment uses cationic hair dye to help boost color and keep hair vibrant for longer. this hair treatment features reparative and anti-static properties to help strengthen hair and reduce frizz. copper is best suited to dull, dry, color-treated blonde to medium brown hair with copper tone. take evo fabuloso straight from shelf to shower to keep color-treated hair toned, vibrant and healthy in-between salon visits.