The vented barrel allows you to style faster, while the Graphene MX® prevents against frizz. Hair is left smoother and healthier. DETAILS When used in combination with a dryer, this brush delivers moisturizing heat boosted by Graphene, 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.