Naturtint permanent hair color 10a light ash blond discover naturtint the natural way to color your hairnaturtint is the first permanent hair colorant without ammonia or resorcinol thanks to it gentle formula enriched with active vegetable ingredients naturtint richly colors your hair and will completely cover grey hairthanks to the new formula and its multiplying effect nutrideep regenerates the hair fibre giving to it 3 times more strength and volume its active ingredients greatly improve