Your hair will appear softer, shinier and tonnes more vibrant through application of this radiance booster from Kerastase. It boasts an intensely powerful formula, as well as active ingredients to help attain the salon treatment you so desire! It supplies coloured hair with five times more radiance, and has capabilities to prolong colour treatment life. This feature also harnesses the unique ability to blend together with other concentrations to create various personalised combinations. It's going to be hard to live with the product you hair so sorely needs! So have it today!