Product Description Thanks to its cutting-edge Bond Enforcing System,FIBREPLEX is Schwarzkopf Professionals first technical service to significantly reduce hair breakage during the lightening, (high-)lifting or colouring process. FIBREPLEX means no compromise on development time, lifting or neutralisation and is fully compatible with all professional colour systems. FIBREPLEX No. 1 Booster: What it is: An additive mixed directly into the lightening, lifting or colouring system. Benefits: Protects the hair from damage duringthe colouration process. Interlinks with the hair fibres to enforcestrong structural bonds, minimizes hair breakage without compromising on development time, lifting or neutralisation. How to use: Mix FIBRE PLEXN1 and colour or lightening product well. Apply and process according to the instructions for use. Rinse off and shampoo the hair as usual.