If your hair has been bleached a lot, it may hold longer.” Explore conditioning semi-permanent hair dye formulas below. 6 semi-permanent hair dyes to try at home Good Dye Young, DYEposit — $20.00 ...

"Semi-permanent hair color will typically last five to six weeks," Dorram shares, adding that there are other factors that come into play, too. "In terms of touch-ups, it depends on how fast your ...