Product Description Ranked No. 1 in @cosme Reviews, this product features a unique rich color formula that colors gray hair in just one application. With double keratin for concentrated repair of damaged hair, it is a treatment type that is easy to apply to both wet and dry hair. Just leave it on for 5 minutes for convenient use. Usage Instructions (For thorough one-time use) 1. Dispense an appropriate amount into your hands and thoroughly apply it to all your dry hair. 2. Leave it on for 5 to 10 minutes. 3. Rinse thoroughly afterward. 4. Towel dry and completely dry your hair with a hairdryer. Usage Instructions (For easy use in the shower) 1. After shampooing, remove excess water from your hair. Dispense an appropriate amount into your hands and apply it to all your hair. 2. Leave it on for 5 to 10 minutes. 3. Rinse thoroughly afterward. 4. Towel dry and completely dry your hair with a hairdryer. Ingredients Ingredients: Water, Cetearyl Alcohol, Cetyl Alcohol, Isononyl Isononanoate, Stearamidopropyl Dimethylamine, Dimethicone, Lactic Acid, Phenoxyeth