To get a mermaid-worthy wet look, Marjan says the key is to remember that slickness comes from oil, not water. Before heatstyling, spritz with TRESemmé Repair & Protect 7 Pre-Styling Spray (2), $5, which “adds hydration to the ends,” she says. Next, use a GHD Platinum flatiron (1), $249, to create waves in alternate directions, then rake through hair with a wide-tooth comb. Add Fatboy Tough Guy Water Wax (4), $21, at the roots, which Marjan says “looks wet and directs hold.” Finally, top with a generous amount of oil and seal with hair spray. For those who prefer a more arid aesthetic, Marjan suggests a volume booster that doesn’t sacrifice movement: Bumble and bumble Dryspun Finish spray (3), $31, on dry hair. The stylist has homework for sleeping hours,…
