Straight Air Stylers are Antistatic made from Plastic containing Carbon and Tourmaline. The negative Ion material is Antibacterial and lightweight. Designed with the signature Y.S. PARK ventilation holes around the pins for quicker drying also contributes to creating more volume. The handle is shaped for comfort with ventilation holes that dry hands faster for a better grip. The neck of the handle is designed for easier and faster rolling. This Styler is great for beginner Stylist. The YS-T09 pins are not round making this brush great for detangling and brushing extensions.