Dexe apply to completely dry hair using protective gloves, distribute evenly from roots to ends, leave on for approximately 5–10 minutes (longer exposure may increase intensity), then rinse with warm water until clear. The exact exposure time can be adjusted based on desired intensity and original hair color. Results are temporary and will fade with subsequent washes. It is recommended to perform an allergy test before use and to use a conditioner afterwards for added hydration. Shampoos