This Blonde Shampoo illuminates blondes and fights yellowing of lightened, highlighted, natural blonde, grey or white hair after just one use. For all hair types. To use: Lather, rinse, and repeat if necessary. Follow with your chosen conditioner. TRIfinity Technology ensures you’ll get the most out of START, STYLE and FINISH, so you can create an infinite number of style equations. All KMS products are multi-compatible. They work best when used as a 3-step regimen together, and each step benefits the end style.