The Dyson Airstrait, the brand’s newest flat iron, uses hot air to dry and straighten your hair instead of hot plates (which helps cause less heat damage to your hair, according to the brand).

Update on March 20, 2025: Added Dyson Airstrait as the best flat iron for wet-to-dry styling; updated prices and checked stock for all products. You’ll want to play close attention to a flat ...

Conveniently, I recently heard that Dyson was finally launching its Supersonic ... significantly—not as well as a straightening iron would, but still an impressive feat with way less heat.