REVERSE WHITE AND GRAY HAIRThe active essence penetrates into the scalp, nourishes the hair roots, supplements the hair with more moisture and nutrients, and repairs the hair. Our Dark Shampoo Bar contains Bamboo Charcoal to make your hair darker, shinier, healthier and smoother. ORGANIC AND NATURALSpartan gray hair reverse bar is made with all-herbal ingredients, organic, eco-friendly and gentle enough. Say goodbye to hair dyes and embrace your natural hair color effortlessly. Good for all hair types and hair color. REPAIR NOURISHMENTReverse gray hair darkening shampoo bar provides plenty of nourishment to the hair,which deeply nourishes the hair and scalp to restores hair to look vibrant and youthful. Long-term use hira darkening shampoo bar can promote hair growth. DEEPLY CLEANDeeply cleans the hair and scalp, absorb excess oil residue and buildup and deeply clean the scalp. Continuous use Spartan gray hair reverse bar can effectively protect the scalp, keep the scalp moisturized, repairs damaged hair. PRACTICAL AND PORTABLEBlack hair darkening shampoo bar enhances hair color and maintains its brightness that can be a everyday use. These herbal hair darkening shampoo bars are compact in size and light in weight, so they are easy to carry and don't take up much space.