For hair that is colour treated & requiring maximised colour retention Patented p H 4.5 Balancer Technology not only seals the surface of coloured hair like conventional colour care does, but most importantly, it freezes the colour pigments deep inside the hair matrix for ultimate colour perfection. Gently yet effectively cleanses coloured hair Keeps colour pigments frozen deep inside the hair Tightens & stabilises the hair matrix Helps to optimise the p H level to 4.5 Protects hair structure both inside & out Sulfate-Free technology uses mild tensides to bring the hair to its optimal p H 4.5 & actively prevent colour fade. Colour appears as vibrant as on day one until the next salon visit. To use: Apply to wet hair & massage into a lather, then rinse. Please note: This salon sized product does not come with a pump.