Schwarzkopf Fibreplex No.1 Bond Booster 500mlFIBREPLEX N1 Bond Booster What it is: An additive mixed directly into the lightening, lifting or colouring system. Benefits: Protects the hair from damage during the colouration process. Interlinks with the hair fibres to enforce strong structural bonds, minimises hair breakage without compromising on development time, lifting or neutralisation. How to use: Mix FIBREPLEX N1 and colour or lightening product well. Apply and process according to the