also: ヘアーアイロン
noun
hair iron; curling iron; straightening iron
General term for heated styling tools used to curl or straighten hair. In Japanese, it often refers to both curling irons and flat irons.
新しいヘアアイロンで髪を巻いた。
I curled my hair with a new hair iron.
ヘアアイロンを使う前に、熱から髪を守るスプレーをかけてください
Before using a hair iron, please apply a heat protectant spray.