What it is:
Sojourn Shampoo Colour Preserve is formulated with a potent plant-derived UV inhibitor (Cinnamidopropyltrimonium Chloride) for maximum protection against environmental free radical damage caused by UV light.
What it does:
A low pH (4.5-5.5) locks in colour to prevent premature fading for richer, vibrant longer lasting colour and shine.
What else you need to know: