3 tourmaline ceramic barrels in .7 in/18.5 mm deliver gorgeous, beachy waves custom-mold leaves no-marks negative ion technology seals cuticle to smooth hair 30-minute auto shut-off option – for extra safety and peace of mind heat resistant, no slip handle – delivers styling comfort kickstand – to rest safely on vanity or countertop cool tip for easy control and safety digital adjustable temperature from 120° f - 390°f (50°c - 198°c) 9 ft / 2.75 m cord with 360°swivel