ColorInsider Concentrates are boosters that can be used with ColorInsider permanent color to adjust color formulations or mix with ColorInsider clear to make pastels on pre-lightened hair.
What It Does
ColorInsider Concentrates provide endless color possibilities to customize your color. When used with ColorInsider color formulas, boosters will cool/drab a formula, or create additional intensity and brightness.
• Boost any ColorInsider formula with pure tones
• Customize your palette to create unique shades
• Counteract undertones for neutral results
What Else You Need to Know
• Blue: Lift to neutralize unwanted brassiness and when darkening to add cool tones
• Yellow: Brighten brunettes and soften reds that are too strong