The tool comes in either 1 or 1.5-inch barrel sizes and can be used as either a traditional curling iron or wand. It's the "Swiss Army knife of curling irons," White says. "The wand feature is ...

The clear favorite among the hairstylists we polled for this story was a one-inch curling iron from GHD. Most mentioned how intuitive this iron is at minimizing hair damage — it heats up to ...