Say Goodbye To Gray Hair: get back the vibrant, shiny of your youth with our Dark Brown Hair Dye Shampoo. This herbal formula shampoo is designed to help you achieve long-lasting, vibrant hair color.(Warm Note): Take a skin test before first using. 3-In-1 Dark Brown Hair Dye: Different from traditional hair dye, our hair Dye shampoo, which contains herbal formula ingredients.The product can be used not only as a Dark Brown hair dye but also as a hair shampoo and hair care。 Formula upgrade：The color depositing shampoo has been optimized with a formula.You can see the full formula table of the product, so you can use it with peace of mind. Easy To Use: You can color your hair at home and use it like a regular shampoo. No need to mix multiple products or worry about making a mess.this natural hair dye can also make your beard darkening. (Recommended when hair is dry) For All Hair Types: Whether you have straight, curly or colored hair, our hair dye shampoo for men and women is perfect, it evenly covers every strand of hair and provides balanced coloring results SHIHUANUO Black Hair-Dyeing Shampoo: Our hair-dyeing shampoo has a strong ability to cover white hair, and the anti-fading tone can keep the color vivid for 3 to 4 weeks. Natural and mild herbal formula: Natural herbal essences such as camellia, ginseng, macadamia nuts, and glossy ganoderma are added to the hair-dyeing shampoo. Multi-purpose: Our hair-dyeing shampoo is specially designed for both women and men, and is suitable for various hair colors and hair qualities, allowing everyone to enjoy the benefits of easy hair dyeing. Easy to use: It saves time and money. You can dye your hair at home by yourself. Dyeing your hair is just like washing your hair. Put on gloves, apply the hair-dyeing shampoo evenly on dry hair, wait for 10 to 15 minutes, and then rinse it thoroughly with clean water. Your white hair will be covered, and the effect is excellent. After-sales service: When you purchase this product, you will receive the hair-dyeing shampoo, a disposable cape, disposable gloves, and the best after-sales service. If the product you receive is damaged or there are other problems, please contact us. We will reply to you within 12 hours and provide you with a satisfactory solution. 【Precautions】Please use this product when your hair is dry. Please conduct a skin sensitivity test before using it for the first time.