Details: What it is: Bring your blondest dreams to life with Matrix SoColor Ultra Blonde hair color! It's an ultra hi-lift permanent cream dye that comes in several shades, including sheer bronze, ultra blonde ash, mocha, and more!What it does: This permanent hair color penetrates the hair to lift out the natural pigment and deposit hair color molecules. Use it with a developer for a high lift, true-to-color result. Each shade is formulated to work with specific natural hair pigments.What else you need to know: This hair color lifts and tones in one step, which saves you time! It is designed to be used with natural hair that is level 5 or higher. It will not work on hair that is lower than a level 5. For Professional Use Only~