Color is less likely to "bleed": With balayage, colorists utilize a barrier among their sections to forestall the layers of bleach from touching. "The advantage of applying cotton or saran wrap in between sections is to stop the lightener from bleeding, which could create a blotchy dye job," Cassanova suggests. https://andrenpxwn.ouyawiki.com/1108327/5_easy_facts_about_hair_foiling_board_described