For blow-drying shorter styles and root lift The small barrel of the size 1 (25mm ) brush is perfect for creating root lift in shorter styles and blow-drying fringes or shorter layers. This ceramic -barrelled brush retains its heat to allow for a faster blow-dry. Hollow 25mm diameter barrel Vented ceramic barrel retains the heat of the hair dryer for faster styling. Professional design Hand finished, professional design. Soft touch handle Non-slip handle with soft touch for styling control.