The Process It's important not to start at the scalp, as it processes quicker from body heat. Once the rest of the hair is done, go back and apply bleach to the roots. Let bleach process between 20-45 minutes, depending on your hair color, desired results, and package directions.14 abr 2020
What happens if you bleach your roots?
Bleaching your roots at home may result in uneven color "The boxes of bleach from the store [however] usually have the strongest (most damaging) solution and will over-process your hair in some areas." This will leave you with varying shades, which you can only hide with a hat.10 jul 2020
How can I bleach my roots without overlapping?
How To Avoid The Lightener Overlap. 1. Using a foil, place lightener on the hair that's grown out. “One reason for separating everything out into foils is that it not only allows for maximum lift, it also keeps strong products away from already compromised ends.”16 may 2018
How do you stop banding when bleaching roots?
https://www.youtube.com/watch?v=7YUreKGLW0k
What causes bleach banding?
Why? She breaks it down: “In a closed foil, the bleach could expand, which can cause overlapping. ... You want to make sure the bleach has enough room because if it expands into the hair that is prelightened, then you will get a band. Even if you tone the hair afterwards, there will still be visible overlap.”14 ago 2020