6 Overnight Hair Masks That'll Make for Glorious Morning Hair

Here's another overnight leave-in hair conditioner that you don't have to rinse out in the morning. Instead of a spray, though, Kerastase has formulated a serum that you massage into the lengths-to-ends to sate parched hair. It's made with iris root extract to hydrate and coat hair for a full eight hours (more incentive to catch enough Zzz's). as well as a blend of five different vitamins to nourish and soften your strands.

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