Ammonia-free permanent coloring, this Igora Senea hair dye is specially formulated for sensitive scalps, with up to 90% gray coverage, ammonia-free, odorless, fragrance-free, with long-lasting color, intense shine and natural appearance. It is the dye that dermatologists are advised to those who used to resent the application of a hair dye, a dye that already promises to be long-lasting formulated for sensitive scalp
