Can I Use Developer with Demi-Permanent Dye? Understanding the Nuances of Hair Color
Demi-permanent hair color is a popular choice for those who want to enhance their natural hair color, blend away grays, or add a subtle tone without the long-term commitment of permanent dye. A common question that arises when considering demi-permanent color is whether developer is necessary, and if so, which type and volume are appropriate. … Read more