How can you tell what volume developer is when it's in a dye kit?

I want to lighten my hair, but the color I have will not do the trick so I am trying to see if I use a stronger developer if ...

If I can't use it again, do I have to buy a new plastic bowl or what can I use instead for the other dye?

what color should I dye parts of my hair what colors will look good <RANDOMNESS XP>

What is the best brand for at home highlighting kits?

Hello I dyed my hair black 2 year ago and decided to dye it blonge twice but it has gone a peachy orange colour is they any o...

my hair is a dyed mocha [[the color in the picture is what it is now/]] this week im pretty sure im going to dye my hair but....

can you dye your hair with green tea powder? like I have this green powder(it's green tea) , and can't you do it just like yo...

I found this "White Magic gentle conditioning perfectly stabilized 40-volume creme colour developer" it says on the directi...

What do I say to convince my dad to let me dye my hair black and get a punkish hair cut (and still not tell him im going punk.)

How should I dye my hair' I can not decide