Description
The 20 volume developer opens the hair cuticle but unlike 10 volume, it provides lifting of the hair by one to two levels. For instance, if you have more than 50% gray hair, 20 volume developer is the only developer to use for 100% gray coverage and a long-lasting color.
Features:
- Conditioning and moisturizing
- Optimum softness
- Improves color penetration
- Optimizes long term color stability
Application: Mix thoroughly with coloring cream until a uniform smooth cream is attained.
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