The Balmain Hair Couture Ceramic Round Brush gives of negative ions which seals the hair, closes cuticles and leaves the hair smooth.The ceramic coating barrel is designed to spread the heat evenly to create more shine, volume and dry the hair fast due to its negative ion technology. The bristles help to smoothen the flyaways for a long lasting silky finish. With ergonomic, seamless handle and large round holes to optimize the air flow in the brush. The brush has a diameter of 43mm and is suitable for blow drying long to extra-long hair or to create volume in medium length hair.