When should I use 30 or 20 volume developer?
10 volume developer is meant to deposit pigment into the hair without lift. 20 volume developer is intended to lift ...
Tag: 30 volume developer to lighten hair
Does 30 Developer ruin your hair?
If you're toning blonde hair then it's usually fine to use 10 volume developer with the appropriate dye. If you're ...
Will 20 volume toner lighten hair?
A stronger 20 volume developer will not only open up your hair cuticle to help the toner take effect, but ...
Does 30 Developer ruin your hair?
If you're toning blonde hair then it's usually fine to use 10 volume developer with the appropriate dye. If you're ...
