Lust Luxury Flexible Vent BrushOur Flexible Vent Brush is designed with a unique flexible, ergonomically curved shape, which provides the scalp greater comfort while brushing. The mixture of boar and nylon bristles makes it perfect for detangling knots and preventing breakage, while still distributing your hairs natural oils for a shiny, smooth appearance. The large vent allows greater air flow, reducing drying time. Can be used on both wet and dry hair.