Oval brush design To straighten hair, create volume at roots and beautifully curled ends - No need to use another device to get waves Less time, less damage Designed to distribute air quickly and evenly through hair for drying and styling faster for less heat damage IONIC TECHNOLOGY Negative ions saturate the airflow to reduce water droplet size for faster drying. This helps care for, soften and make hair shinier while reducing frizz and static CERAMIC COATING For even heat distribution and less damage Mixed bristles Nylon pen bristles with comfortable ball tips for detangling hair hair gently. Blend of pen and nylon boar bristles help hold hair at the curved edge to improve volume and control for soft, shiny results 3 heat/2 speed settings Ergonomic handle, cool tip and lightweight design No-swivel cord buttons 4 years limited warranty