Permanent Hair Dye vs. Demi-Permanent vs. Semi-Permanent: Explaining the Difference
Permanent hair dye lasts for a long time – usually unit your hair regrows. Demi-permanent hair color, on the other hand, gets washed out after about 20-30 shampoos, and it takes only 4-12 shampoos to wash out semi-permanent dyes. Read on to learn why it is so! Permanent Hair Dye: A Lasting Transformation Permanent hair … Read more