While traditional hair straighteners can have salon-quality effects on your hairstyle du jour—think sleek texture, enviable gleam, and tamed flyaways—the hot tools are not always beneficial for hair health, especially when it comes to maintaining moisture. What if we told you there was a one-step fix to straightening your hair while keeping moisture intact? Enter the best steam hair straighteners, which offer all the aforementioned perks without zapping the hair of moisture.

“Steam allows for a gentler, more hydrating straightening process compared to traditional dry heat,” says Min Kim , a celebrity colorist and the US and global ambassador of L’Oréal Professionnel . “The water vapor in steam helps maintain the hair’s internal moisture levels while smoothing the cuticle. This results

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