【Hair Color Shampoo】Our hair dye shampoo work great, fade-resistant shades that stay vibrant for up to 3-4 weeks. After dyeing, the hair will be dry, you can use a conditioner to relieve dryness.【Notice】Use this product when your hair is dry and please do a skin sensitivity test before first use | 【Natural And Mild Herbal Formula】Black Sesame, Ginseng and Polygonum Multiflorum are added to the hair dye shampoo, natural herbal extracts strengthen the hair fiber from the inside out, mild and non-irritating, hypoallergenic, deeply nourish the scalp, effectively repair the hair, make the hair Lustrous, soft and smooth | 【Versatile & Inclusive】Designed for both women and men, our dark brown hair dye shampoo works well on all hair colors, textures, and lengths, allowing everyone to enjoy the benefits of effortless dyeing | 【Easy To Use】Put on gloves, apply the hair color shampoo evenly on the hair, wait for 15-20 minutes,then rinse with clean water, You'll get the hair color you want,works great | 【After-Sales Service】With this purchase, you get hair dye shampoo, disposable shawl, disposable gloves and the best after-sales service.If the product you receive is damaged or has other problems, Please contact us , we will reply you and provide a satisfactory solution within 12 hours