![]() ![]() Initial shock and traumatic experience for someone who has always kept their hair the same color and length. It will only be a level darker, but still, this might come as an ![]() Thus, if your hair is quite fine or thin, you may end up with quite darker hair than what you intentioned. This is why stylists always choose a color that is one level lighter than the hair color that her/his client with thin hair actually wants, because they know that the color will be depositedĭarker than depicted on the color swatch. Very fine or thin hair tends to be affected very strongly by peroxide, thus the hair shaft opens exceptionally easily, and the color stains the cortex of This is how it should work in theory, but sometimes it doesn’t. Thus, the color is not “permanent”, and will wash out within 10-20 shampoos. Open the hair to this level, meaning that the color pigments can only be attached to mostly the outer layer of the hair. These color particles are not firmly attached to the inner layer/cortex of the hair, as the 10 volume peroxide isn’t strong enough to The 10 volume is designed to only open theĬuticles to the extent that the color pigment can be deposited on the hair shaft. In theory, 10 volume peroxide should only deposit the color, and should not lift the natural color at all. In theory, only your gray hair should be colored by a semi-permanent hair color, but this is not always the case.Īlso, it takes some kinds of hair much longer to wash clean of the semi-permanent color, and some hair doesn’t ever wash completely clean of the color.Ī true semi-permanent color is mixed with 10 volume peroxide. A: This is a difficult question to answer, because no one’s hair reacts the same to a chemical process.
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