Awasome Reviews Of Schwarzkopf Hair Color References. I had light blonde hair in very good condition before colouring. Web review details a review of two shades of schwarzkopf keratin color:

Read honest and unbiased product reviews from our users. The reason i did two sessions rather than one was that i wanted the lightest base possible before applying my purple dye, to make it as vivid as possible. If you need to cover a lot of grey, i suspect this would be too solid and look amateurish.