Product Description "TENSTAR Color Treatment 250g" is a hair dye that also acts as a treatment while coloring your hair. With its micro-color coat formula, it allows for easy application, and the moisturizing coating film helps prevent fading and color loss, keeping your hair color beautiful. It contains original henna leaf extract (treatment ingredient) which adds firmness and body to the hair, making gray hair less noticeable with just a few uses. This is a rinse-off type. It is fragrance-free, silicone-free, and free from mineral oils, parabens, alcohol, diamine compounds, and oxidizers. Contact Information Sanpo Co., Ltd. Customer Service: 03-3987-1737 Instructions for Use 1. After shampooing, towel dry your hair thoroughly, making sure to remove excess moisture. Apply the product evenly to your hair, focusing on the 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 will wash off with soap, but it may be harder to remove from underneath your nails, so using a comb