Color is not as likely to "bleed": With balayage, colorists make use of a barrier involving their sections to stop the layers of bleach from touching. "The benefit of employing cotton or saran wrap between sections is to forestall the lightener from bleeding, which could create a blotchy dye position," https://balayagetechnik55150.blogdanica.com/31413654/balayage-on-blonde-hair-things-to-know-before-you-buy