How To Professionally Tone Hair Using Wella Demi 7A Medium Ash Blonde How To Professionally Tone Hair Using Wella Demi 7A Medium Ash Blonde. In this video… Category General, How To Tags Ash Blonde, Blog Post, Blonde, Demi-Permanent, Diy, Dye, Hair Color, Hair Colour, How To, Medium Ash Blonde, Tone, Wella, Wella 7A, Wella Color Charm Load more