Direction To Use
How to Choose the Right Volume Developer? The choosing the correct developer to use for your desired results is crucial to getting the color you want. The force/concentration of developer is expressed in percentage (%) or units of volume (Vol.). The higher the number is the stronger the developer is and it therefore more lightens hair. 1) Developer Choice by Color Type Temporary colors - semi-/demi-permanent colors are mixed with weaker developers (3 Vol. to 20 Vol.) or even no developers. Permanent colors - these color are used with moderate developers. Usually 20 Vol. to 30 Vol. Lighteners - it is necessary to use stronger developers to the bleaching powders or creams. Usually 30 vol. to 40 Vol.
Product Long Description
Offers lifting by 1-2 levels. The most common force of developer. It is usually used with temporary color and permanent dye. Also suitable for covering 100% white hair.