Used on wet or dry hair. This mini hair straightener suits for your DIY hair style. Emits negative Ions-leaves hair smooth, silky, frizz-free and healthy. Ceramic tourmaline plates enable smooth pulling motion without breaking or damaging to hair. With this hair iron, you can make your hair curly or straight in minutes. Uses PTC to give off heat, elevates temperature quickly.  Stable constant temperature transmission. Durable for your long time use Lightweight and compact, portable for taking out.