The Wella Colour Charm Developer & Activators have been specifically formulated to be used with the Wella Colour Charm Toners, Permanent Colours and Demi Permanent Colours - by using the correct developer you can ensure the best results!
Use the Wella Colour Charm 20 Vol Developer with the Toners, Permanent Colours and Blondor Lightener.
Use the Wella Colour Charm Activating Lotion with the Demi Permanent Colours.
The Wella Colour Charm 40 Vol Developer should only be used with the Blondor Lightener and should be used with caution.