Syoss Oleo Intense is a permanent oil-based hair color without ammonia that nourishes the hair and provides up to 100% professional gray coverage. The nourishing oil included in the color ensures that the color pigments penetrate deeply into all layers of the hair, resulting in an intense and long-lasting color. The conditioner with nourishing Fair Trade argan oil leaves hair soft, smooth, and shiny, and provides intensive care after coloring for healthy-looking, strong hair. This shade is recommended for medium blonde to medium brown hair and is suitable for completely gray hair. Long-lasting (Level 3). Detailed application instructions can be found in the package insert.