Color Wow Dream Coat Supernatural Spray ($27)

Make your hair shine like a disco ball with this treatment spray. The humidity-proof, heat-activated treatment helps block out moisture and, thus, tame frizz. It has more than 55,000 reviews and an average rating of four and a half stars, with reviewers noting that it works especially well for straight blowout styles. One of our editors, who formerly dubbed humidity her “arch nemesis,” found that the treatment worked wonders on her hair. Read her review of the Color Wow Dream Coat Supernatural Spray.

Editor Quote: “Usually, my hair would turn into a giant, frizzy poof, but now, it just became a wavier with no frizz whatsoever. I was so pleasantly shocked at the results.” — Anvita Reddy, assistant editor, Commerce