The Denman tunnel vent brush is especially good for accelerating the blow-drying process, by allowing warm air to circulate directly at the hair?s root level. This brush provides excellent grip and control, while safely detangling all hair lengths and types without snagging. Perfect for fast and gentle blow-drying. Vent brush with soft and flexible ball-tipped pins. Hygienic one-piece mould avoids dirt-traps for added hygiene. Lightweight and comfortable to use.