For hair showing unwanted yellow tone direction or is white & needs subtle silver tone direction. 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 hair & scalp. Strengthens the hair structure. Helps to optimise the p H level to 4.5. Neutralises unwanted warm undertones. Preserves & revives cool tone directions. Adds a cendre shimmer to white hair & very light bases. During cleansing, a blue-violet dye is subtly deposited on the hair to refresh or add a cool tone direction, while caring ingredients helps to improve hair condition. To use: Apply to wet hair & massage. Rinse thoroughly.