Wella Professionals - Invigo Brilliance Color Protection ShampooInvigo Colour Protection Shampoo has an optimised low pH formula which helps to close the hair cuticle after colouration, to enable a better colour retention that provides long lasting colour protection for up to 7 weeks if used regularly. It gives an excellent hair feel and vibrant shine and is suited for fine to normal or thick hair. An ph optimised shampoo. For up to 7 weeks colour protection with regular use Benefits: Up to 7 week colour