Just For Men Shampoo-in Gray Hair Color, H-45 Dark Brown Just For Men shampoo-in color, anti-gray hair color covers your grays completely, permanently, and effectively. And since it's a men's hair dye shampoo, you can remove gray hairs while you shampoo, something you already do anyway. The anti-gray shampoo only gray hair and preserves subtle variations of your natural hair color. This easy-to-apply age-defy hair color only takes five minutes to color your gray roots, and it lasts until the gray grows back. Just For Men shampoo-in hair color contains protein, vitamin E, aloe, and chamomile that nourish your hair while you color. This overtone for grey hair touch-up leaves your hair looking healthier and thicker after every application. Its ammonia-free formula causes no damage while you hide gray hair. This hair dye for grey hair conditions your hair and leaves it smoother and easier to manage. Can't decide between two shades? Try the lighter Just For Men gel first to get a natural overtone for gray hair. You can always go with a darker hair coloring kit later. New look and name, same trusted results, that will restore your natural color. Just For Men shampoo-in color is hair coloring that restores your original hair color with gray hair for a natural look, unlike other dyes. Always natural-looking results. This patented gray technology formula blends with your original hair color for professional results