CHI Air Expert Series of brushes utilizes Tourmaline Ceramic, the latest innovative technology to produce an exceptionally high amount of negative ions and Far Infrared, which reduce static electricity. These professional grade brushes allow for maximum airflow, reducing drying time by 50 percent and leaving hair smooth and silky with an unparalleled shine. FEATURES: Ion infused Nylon Bristles Ball tip won't snag or pull hair Reduces static electricity Reduces drying time Leaves hair smooth and silky Unparalleled shine Beauty , Hair Care , Hair Appliances, Tools & Accessories , Brushes