When you’ve shelled out big bucks for a color service – and finally nailed that perfect shade, shine, and intensity – the last thing you want is an ordinary shampoo that washes your investment right down the drain. Literally. And that’s why Joico formulated a gentle cleanser that never strips your strands and actually doubles the life of your hair color’s vibrancy and longevity. It’s a breakthrough product that preserves and protects against future damage… all at the same time.Perfect choice for All color-treated hair will benefit, but special perks for tresses that have been stressed (aka double-processed; lifted more than two levels; or structurally weak).Heal damaged locks and prolong the color of your hair with this Joico K-PAK Color Therapy Shampoo. Rich in fatty acids this ultra-caring shampoo strengthens and protects every strand of your hair to leave it feeling beautifully nourished and vibrant.Formulated with breakthrough technology this Joico K-PAK Color Therapy Shampoo will leave hair with improved elasticity and shine whilst preventing color loss.How to Use: The classic MO – lather, rinse, repeat. To pamper your color treated hair follow with a Color Therapy conditioner.The inside secret: Quadrabond Peptide Complex multitasks here, by attaching to the damaged sites of the hair structure, repelling external moisture that robs hair of color, and conditioning hair with nourishing Manketti Oil.