Can the Frozen Brown shades (0.021) be used alone for gray coverage?

We do not recommend using FRAMCOLOR 2001 INTENSE Frozen Brown shades alone on high percentages of gray hair as the end result will be too ashy for a desirable result.

We do not recommend using FRAMCOLOR 2001 INTENSE Frozen Brown alone on high percentages of gray hair as the end result will be too ashy for a desirable result. For best results, mix the Frozen Browns with the Intense Naturals for the coolest gray coverage.