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When customers ask whether your hair extensions can be dyed, we need to respond based on different hair dyeing purposes. This is not about evading the question or beating around the bush. On the contrary, we aim to answer this question from a more rigorous, responsible, and professional perspective.
However, we all know another fact that due to different desired effects or different hair conditions, there are various types of hair dyeing. And these different types of hair dyeing have different requirements for hair condition and inevitable operations. Just like dyeing natural hair, to achieve the ideal effect, the involvement of professional hair colorists is essential.
The biggest difference among these three lies in the durability of the dyeing effect. Even with permanent hair dyeing, there will still be fading over time, although it won't fade back to the original hair color completely.
In this article, we mainly discuss the classification of permanent hair dyeing methods because, overall, this is what customers really care about. We would like to especially remind readers who are reading the following content about different hair dyeing types that our descriptions of their natures are based on the normal hair dyeing process in general salons. That is to say, although everything we discuss is applicable to ordinary salon professional hair dyeing, it is not limited to hair extensions. Therefore, it is more objective and worthy of discussion.
Generally speaking, hair colorists will decide which method to use according to the specific dyeing needs of customers.
It generally refers to the basic permanent hair dye in a tube. This kind of hair dye can lighten the hair color by approximately 1 - 3 levels, and at the same time, it can also deposit the tone, that is, the shade of the hair dye. Since it can only lighten by 1 - 3 levels, the main function of traditional hair dye is to adjust the tone or shade of the hair color rather than to bleach.
It should be noted that traditional hair dye can only lighten virgin hair that has never been dyed or permed before. It cannot lighten the hair that has been dyed previously, but it can still darken the previously dyed hair.
Hi lift hair dye can lighten the hair color by up to 5 levels (of course, some products can only lighten by 4 levels). Like traditional hair dye, it can also deposit the tone.
Similar to traditional hair dye, hi lift hair dye can only lighten virgin hair and cannot lighten the hair that has been dyed before. If you apply hi lift hair dye to the previously dyed hair, it won't have any effect unless the color of the previously dyed hair is already light enough to show the tone of the hi lift hair dye.
In addition, when using hi lift hair dye, special attention should be paid to the possibility that the dyeing effect may be uneven.
Bleach is a completely different chemical product from the other two types of hair dyes. It can lighten the hair color by up to 9 levels, but it doesn't deposit any tone at the same time.
The biggest difference between bleach and the other two is that it can lighten the hair that has been dyed before, although it is more difficult than lightening virgin hair and may require multiple operations to achieve the expected results. Another difference between bleach and the other two is that in daily salon coloring services, usually after bleaching, it is necessary to tone the hair to deposit the desired tone, which forms a two-step process.
The function of bleach is to "decolorize". It helps to quickly open the cuticle of the hair, making it easier to color. Bleach usually contains alkalizing agents and oxidizing agents. These chemicals lighten the hair through two steps: opening the cuticle and oxidizing the melanin. After one round of bleaching, the remaining melanin will determine the undertone of the hair, which may be slightly orange or brassy.
In short, bleaching is a process that is quite harmful to the hair. Since the process of opening the cuticle also decomposes the natural fatty acids in the hair, the bleached hair is more likely to break and split. And because the cuticle is overly opened, the hair will become frizzy. Moreover, the strong oxidizing agents in the bleach will cause the hair to lack natural moisture and become dry and lifeless.
It should be noted that according to different types of hair extensions, for example, for the genius wefts, the head part, the spine, cannot be colored. If you need to provide the possibility of customizing the color of dark roots for customers in the later stage, you can also ask our factory to specially customize the genius wefts with dark spines to meet this need.