If you don’t have a balayage dye job or something similar that’s meant to be root-heavy, “a root touch-up product is a good ...

With something like this Clairol ... a root touch-up spray would be best in those cases. Perfect for all hair types, ...

A sampling of my root touch ... to the hair fiber and self-adjust to perfectly match hair color," according to the brand. I have dark blonde hair and I've never had a root cover up spray match ...