From brunette to redhead - it all depends on the structure of the hair
The structure of dark hair is different. Girls with Eastern appearance, it is more dense. Hair is very thick, the hair is thick and hard. European hair type is more delicate, even the dark they're not as tough. So to repaint them in a lighter color easier.
If black hair is very thick and long, for staining may need two boxes of paint.
To lighten up the thick thick hair, Oriental type, often requires an additional procedure of bleaching. A special composition applied to the tresses as well as paint. Lasts a few minutes and rinse. It helps break down dark pigment, the hair is hollow, they can be painted in a lighter color.
After the procedure, discoloration should go for about a week, then the locks can be painted. During these days, use hair conditioner to nourish them and to prevent dehydration.
Coloring process - as not to spoil the hair
Dark hair not to make light at a time. Maximum lighten two or three shades. That is, the brunette, after the first staining can become quite dark brown hair. To get a lighter color, tinting will have to repeat in a few days. If the pre-procedure was conducted bleaching, curls can be done lighter and four tones. But this is the maximum that is possible at one time.
Shades of dark brown are different. It is worth remembering that the colors are close to mahagony contain a lot of red colour. It is quite difficult to withdraw, if there is a desire to change the hue of tresses.
Hair coloring is produced by a particular technology. If they were tinted in a lighter color, the first composition is applied to the roots, and after fifteen or twenty minutes, remains distributed throughout the length of the hair. This is done in order not to further injure the already bleached hair, don't overdry them dye composition.
During the initial colouring composition is applied over the entire length, and left for thirty to forty minutes. To understand whether your desired color, you can erase paint with the same strands taken from the parietal or temporal areas. If the curls turned not enough, they need again to cover the dye composition, mixed with other hair.
After each dyeing the hair must be restorative balm. It contains nutrients that will help to restore the structure of the strands.