"TensStar Color Treatment 250g" is a hair dye that also provides treatment to the hair while coloring. With its micro-color coat formula, it allows for easy coloring, while the moisturizing coating film helps prevent fading and color loss, keeping beautiful hair color. It contains original henna leaf extract (treatment ingredient) that gives hair body and strength, making gray hair less noticeable after several uses. This is a rinse-off type. It is fragrance-free, silicone-free, mineral oil-free, paraben-free, alcohol-free, and free of diamine compounds and oxidizing agents. For inquiries, please contact Sanpou Co., Ltd. Customer Service: 03-3987-1737. Usage Instructions: 1. After shampooing, thoroughly towel-dry your hair to remove excess moisture. Apply the treatment evenly to the entire hair, focusing on gray areas, using a comb or your hands. (If you haven't used styling products, you can also apply it to dry hair before shampooing.) 2. Leave it on for about 5 minutes, then rinse thoroughly. ● If color remains on your hands, it can be washed off with soap, but it may be somewhat difficult to remove from under your nails, so using a comb is recommended. ● Ins