• 3-in-1 dye shampoo: combines the functions of dye, shampoo, and conditioner in a single product. • Instantly covers gray hair in 10-15 minutes, providing a natural and shiny black color. • Easy application: use gloves, apply to dry hair, massage, leave on for 10 to 15 minutes (20-25 minutes for long hair), and rinse. • Allows you to dye your hair and beard at home, saving time and effort. • Strengthens hair fibers from within, with a repairing effect, leaving hair soft, smooth, and shiny. • The color adheres to the surface of the hair, protecting both the hair and the skin. • Effectively covers white hair and restores natural color, rejuvenating your appearance. • Suitable for men and women, and for all types of hairstyles.