Product Description "Tensstar Color Treatment 250g" is a hair dye that also acts as a treatment while coloring your hair. With a micro-color coat formula, it allows for easy coloring, while a moisturizing coating film suppresses fading and color loss, helping to maintain beautiful hair color. It contains original henna leaf extract (treatment ingredient) that gives hair firmness and resilience, and makes gray hair less noticeable with just a few uses. This product is a rinse-off type. It is fragrance-free, silicone-free, free from mineral oils, parabens, and alcohol, and free from diamine compounds and oxidizing agents. Contact Information Sanpou Co., Ltd. Customer Consultation Room: 03-3987-1737 Usage Instructions 1. After shampooing, thoroughly towel dry your hair to remove moisture, and then apply the treatment evenly throughout your hair, focusing on gray areas, using a comb or your hands. (If you are not using styling products, you can also use it on dry hair before shampooing.) 2. Leave it on for about 5 minutes, then rinse thoroughly. ● If color remains on your hands, it can be removed with soap, but it may be somewhat difficult to remove from under your nails, so