Question: how long does kiss semi permanent hair dye last?
Answer: Depending on which product line you are using, as well as your hair care routine, your results may vary. Our Tintation Semi-Permanents can last between 8-12 washes. Our Express Color Semi-Permanents can last up to 30 washes. Our QuickCover Semi-Permanents can last between 8-12 washes.