My mentor in Chicago told me to never use a 30 volume developer on virgin hair for a full head of highlights, and she was right after I saw the damage on a client who went somewhere else.

Aaron Flores · 2026-04-20T21:25:04.906576+00:00

What's the highest volume you'll use on untouched hair for a major lightening service?

Loading…

My mentor in Chicago told me to never use a 30 volume developer on virgin hair for a full head of highlights, and she was right after I saw the damage on a client who went somewhere else. | Cosmetologists - Librear