System 3 is specially designed for normal to thin looking fine chemically treated hair it amplifies hair texture while refreshing the scalp and providing moisture balance to coloured hair the kit contains system 3 cleanser 150ml helps to remove follicle clogging sebum fatty acids and environmental residues from the scalp skin and hair cleanses to provide thicker looking hair system 3 scalp revitaliser conditioner 150ml a lightweight conditioner that helps provide hair resilience