Just For Men Shampoo-In Hair Color in Real Black (H-55) is a specialized hair coloring product designed for men seeking natural-looking coverage. This ammonia-free formula works in just 5 minutes and contains nourishing ingredients like keratin, olive oil, and vitamin E for hair health. The product comes as a single application kit and is formulated to restore original hair color while providing a natural appearance. The formula is specifically designed to be gentle on hair and scalp, working through a shampoo-in process that makes application straightforward. The H-55 shade 'Real Black' provides authentic-looking coverage for grey hair. Instructions and safety warnings are included on the packaging in both English and Arabic.