Should I use 30 or 40 volume developer?
Choose a 30 volume developer when you want a developer that is stronger for a lighter and deeper color. The 40 volume developer is the strongest and has the potential to produce significant changes. It will lift your hair four shades and is suitable for blondes, especially high-lift colors.
What is the difference between 30 and 40 developer?
30 Volume Developer (30V / 9% peroxide) will lift the hair up to 3 levels higher and is commonly used with lightener. 40 Volume Developer (40V / 12% peroxide) will lift the hair up to 4 levels. It is often used with lightener or high-lift blondes.
When should you use 40 volume developer?
40 volume developer (12% peroxide)
- Serves only for lightening. Up to 8 levels of lift.
- Ideal for a super platinum blonde result.
- It is used together with a lightening cream or powder.
- There is a risk of hair burns. You should never use a 40 volume developer at home.
When should I use 40 developer?
40 volume developer can be used with permanent hair color and high lift color to give 3-4 levels of lift depending on the power of the color and the texture of the hair. Open-air processing such as balayage is ideal for 40 volume developer as it allows for maximum lift but the control of less heat.
How do I choose a volume developer?
Choose developer strength according to how many levels you need to lift. Use 20 Vol developer for 1-2 levels, 30 Vol for 2-3 levels & 40 Vol for 3 levels. If you are going more than 3 levels lighter, you will need to use bleach first. Stick to the recommended color and developer mix rules.
Does blonde hair hide grey better?
Blonde Highlights There are three reasons we recommend blonde highlights when covering grays. The second reason is because highlights and babylights allow your colorist to tactically target gray patches, meaning they’re able to home in on and treat the most stubborn stray strands.
How long do you leave 30 developer in your hair?
You should leave 30 volume bleach in your hair for no longer than 15 to 30 minutes. The exact amount of time depends on your natural hair color and your desired result. What is this? For instance, if you have brown hair and want to lighten it a bit, fifteen minutes will more than likely be enough.