This GHD Cobalt Blue Platinum+ Styler Set - Upbeat Collection ($249) is a top-of-the-line flat iron that constantly monitors heat as you work and adjusts as needed, which can result in less breakage.
Or, there's the ever-popular GHD Silver Moon Gold Styler Set - Upbeat Collection ($199), which still features the brand's special floating plates for snag-free straightening.