50g Soap Hair Darkening Shampoo Bar Experience the benefits of our 50g Soap Hair Darkening Shampoo Bar, a natural and effective solution for gray hair coverage. This nourishing shampoo bar is designed to cleanse and darken your hair while providing essential nutrients for a healthy scalp. With its easy application and eco-friendly design, this shampoo bar is perfect for those looking to simplify their hair care routine without compromising on quality.