Best Hair Products of All Time
A Definitive Guide to the Best Hair Products of All Time, According to Editors
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Concealing grey hair with the Rita Hazan Root Concealer ($25) is impossibly easy — just act like you're a graffiti artist spraying over the colour. The formula won't budge until you wash it out, so you don't need to be paranoid about getting streaks on hats, scarves, or hands.