What Does Hair Developer Do By Itself - In the hair industry, a developer is an agent that alters the color of hair by. What to keep in mind when using. What developer should you use? Web when used alone, hair developers can lighten your hair by oxidizing the natural pigment in your hair shaft.
What to keep in mind when using. In the hair industry, a developer is an agent that alters the color of hair by. Web when used alone, hair developers can lighten your hair by oxidizing the natural pigment in your hair shaft. What developer should you use?