What are the best professional-grade curling irons?

The ghd Chronos Curve Max Wand has a large 1.5in barrel designed to create soft, voluminous waves quickly. Its curl-responsive technology maintains an optimum 185°C temperature, while the 2.7m professional cord and automatic 20-minute sleep mode suit convenient at-home styling, especially for long or extra-long hair.

This professional curling wand has a slim 0.5 in ceramic barrel that creates tight, defined curls quickly. Its preset 365°F temperature, long swivel cord, cool tip, styling glove, and automatic sleep mode make it well suited to home users and professional stylists, including people with shorter or longer hair.

The ghd Soft Curl has a 1.25in ceramic barrel, ergonomic clamp, ultra-zone technology, and a preset 365°F styling temperature. It suits people with medium to long hair who want soft, voluminous curls or waves with consistent heat and long-lasting definition.

The Bio Ionic Long Barrel Curling Iron has a barrel that is 2in longer than average, helping users curl more hair per section and reach the back of the head more easily. Adjustable heat, a ceramic mineral complex, a cool-touch grip, and a 1-hour auto shutoff make it suitable for long, thick, or hard-to-style hair.

This professional-grade curling iron has a 2 in extended Nano Titanium barrel, five digital heat settings, and even heat distribution up to 430°F. It suits users with long hair and those who want versatile styling for different hair types.

The T3 SinglePass Curl X is a professional curling iron with a 6.5 in extra-long CeraGloss ceramic barrel, nine heat settings, and Digital T3 SinglePass technology for even, precise heat. Its multiple barrel sizes and worldwide voltage make it well suited to different hair types, lengths, and styling needs.

This professional curling iron uses 24K gold technology for consistent, even heat and offers five adjustable temperature settings up to 450°F. Its multiple barrel sizes, extended barrel, swivel cord, and temperature memory make it suitable for stylists and at-home users with different hair lengths and curl preferences.