Hair dye instruction(Video is provided on the product page)1. Dont wash your hair 2 days before dyeing.2. Stir evenly.3. Apply the mixer directly on your hair (leave 1 – 2 cm from scalp).4. After applying, put on the hair cover and wait for 1 hour.5. After 1hour, wash your hair with cold water. About bleaching:1. This product adopts global unique technology where original hair can be dyed directly without fading.2. If you have dyed your hair to light color series, you still can dye it directly.3. However, if you have dyed your hair to dark color series for example black, dark red, and so on, please fading your hair firstAbout bleachingThis product adopts global original technology, and the original hair color can be dyed directly without fading.If you have dyed your hair before, that’s okay, as long as you don’t dye it to black, dark red is fine. Otherwise, please fade first (here refers to the original hair color and dyed dark hair by yourself)