When used in combination with a dryer, this brush delivers moisturizing heat boosted by GrapheneMX, the ultimate heat conductor, infused into the barrel. The vented barrel allows you to style faster, while the GrapheneMX prevents against frizz. Hair is left smoother and healthier. Graphene MX infused barrel Barrel quickly and evenly conducts heat when used with dryer Air vents provide increased airflow for faster styling Soft touch ergonomic handle