Diy Malibu Treatment For Hair . These granules are mixed with water and rubbed into the hair. Wait for some time and let the elements work. How To Use Malibu Crystal Gel Treatments To Protect Your Hair And Skin from www.pinterest.com Stylists usually allow the malibu treatment to process under a hair dryer for at least 40 minutes. Wait for some time and let the elements work. They lather the treatment crystals into your hair.