Matrix 30 Volume Developer

Color Insider Oil-Cream Developer has an exceptionally rich, thick consistency designed to optimize the precision applications. - ColorInsider is mixed to 1:1 ratio of Color Cream to Color Insider Oil-Cream Developer
- ColorInsider hair color must be mixed with the dedicated oil-cream developer. As the developer and color have been specifically formulated to work together, ColorInsider will not perform as expected with another developer
- Always follow manufacturers packaged instructions - ColorInsider is mixed to 1:1 ratio of Color Cream to Color Insider Oil-Cream Developer
- ColorInsider hair color must be mixed with the dedicated oil-cream developer. As the developer and color have been specifically formulated to work together, ColorInsider will not perform as expected with another developer
- Always follow manufacturers packaged instructions