Just 5 Women's Five Minute Permanent Hair Color in the shade J-40 Rich Black is a convenient and gentle way to color your hair. This ammonia-free formula provides full coverage for gray hair in just 5 minutes. It blends shades of your natural color seamlessly, leaving your hair looking vibrant and revitalized. The built-in conditioners and 5 super-rich after conditioners nourish your hair, giving it a brighter shine and added body. This long-lasting color won't wash out or fade, even after multiple shampoos, and it lasts up to 6 weeks until your gray hair grows back. Plus, it's gentle enough to use on relaxed or straightened hair. Achieve beautiful, salon-quality results in just minutes with Just 5 Women's Five Minute Permanent Hair Color.