Dyed sections of donor hair bulks are perfectly combed bulks with tight ends. The hair is soft, with a variety of textures to choose from straight to curly. Dyed sections of donor hair are used to perform extensions and manufacture complex hair products (wigs, wefts, flat tip, itip…). Sections of donor hair are undergo sanitary treatment, combed out, freed from twists, sorted by structure and length, lightened and dyed