Wella Professional Koleston Perfect MEâ¢+ Pure Naturals 9/01 a permanent hair dye that guarantees impeccable results and optimal coverage. Formulated with exclusive ME+ technology, it significantly reduces the risk of allergic reactions, offering greater safety during application. Shade 9/01 offers a very light ash blonde, perfect for those who want a natural and luminous color, with cold and intense reflections. The creamy texture ensures easy application, while the enriched formula nourishes the hair fibre, leaving hair soft, silky and shiny after each treatment. Ideal for haircare professionals and enthusiasts, Koleston Perfect MEâ¢+ Pure Naturals represents the effective choice for long-lasting, uniform and natural-looking color.