Product Description ● Easy retouching color treatment for partial gray hair. ● Use the direct application brush to touch up gray hair at the hairline and parting without getting your hands dirty. ● Leave on for 5 minutes. ● Contains original henna leaf extract. ● Utilizes patented technology "Micro Color Coat Formula." ● Fragrance-free. How to Use ● If using hair products, they must be washed out with shampoo. ● When using on wet hair, make sure to thoroughly towel-dry before application. ● Apply generously to areas with noticeable gray hair. ● Leaving it on for a longer time can enhance effectiveness. ● Usage guideline: about 2 to 3 times a week at the hairline or parting will last approximately 1.5 months (about 16 applications). *Usage amount may vary depending on hair type, amount of gray hair, and area of application. Safety Warning ● Always perform a patch test before use. ● Those who have experienced allergic reactions to hair dye should take special caution. ● Pay close attention to any abnormal reactions on the skin or scalp during use. ● Discontinue use immediately if any of the following occur, as continuing may worsen symptoms; it is recommended to consult a dermatologist: (1) any abnormalities