The biolage colorlast shampoo protects your color-treated hair from fade, as the product is made with fade-defying orchid that protects your hair color from heat and several environmental factors. The colorlast shampoo maintains the depth of your hair color and brings the natural shine. The Matrix biolage colorlast formula gives your hair salon-like vibrant color that can last for longer period of time. The shampoo prevents unwanted stripping of color from your hair.