No one needs deep treatments and restoration nourishment more than blondes; all that lightening wreaks havoc on strands, leaving them brittle and in need of some love. Well, here’s the perfect solution! This deeply nourishing weekly treatment transforms hair from brassy to sassy in less than five minutes! Thanks to its exclusive dual violet dye system and optical brighteners, this luxurious, deeply nourishing treatment instantly neutralizes unwanted yellow tones and kicks brassiness to the curb.