Perfectly Covers Gray Hair: Our black hair dye Shampoo 100% effective in covering gray hair, Allowing you to no longer be troubled by gray hair and embrace vibrant youthful hair. Combining herbal extracts that nourish and protect hair without damaging it. | Easy to Use: Wear gloves before use, Take an appropriate amount of shampoo and apply it evenly to the hair, Keeping a distance of one centimeter from the roots, Wait for 35-45 minutes, Rinse with water and get a new hair color! (Warm Note): Take a skin test before first using. | 3 in 1 Hair Dye Shampoo: Our Semi-permanent hair color shampoo contains no harsh chemicals. It cleanses, conditions and colors your hair at the same time, leaving it soft, shiny and healthy. | Herbal Essences: Our hair dye shampoo contains four herbal essences: Polygonum multiflorum, mugwort leaves, oat kernels and isatis root, which can improve hair quality and make hair smoother and less frizzy. | Save Time and Money: Stop spending tons of time and money at the salon! Now you can use our black hair color shampoo from the comfort of your own home and get great hair color results in no time. Save time and money, perfect as a gift for parents and elders!