Herbatint's Natural (N) Series colors your hair while creating a natural, even shine. Thanks to a consistent and odorless formula, Herbatint Haircolor Gel is easy to mix and apply, proving perfect results in just 40 minutes, every time! Herbatint's gentle formula allows you to lighten your natural hair color up to a maximum of 2 shades. - Dermatologically tested for sensitive skin- Gentle formula without ammonia, resorcinol, parabens, or alcohol - Fragrance-free - 8 organic herbal extracts - Easy-to-apply gel formula