AIMIKE Small Roll Brush, Time-Saving Blowout, Curl Brush for Straight & Curly Hair, Hair Brush, Nano Ceramic Ion Technology, Round Brush for Bangs, Bob Hair, Roll Curl Brush, Boar Bristle + Nylon Round Hair Brush, Heat Resistant, Reduces Frizz, Smooth & Shiny (Barrel Diameter 2.5cm, Total Diameter 5.3cm) ⚠️ Shipped in simple packaging Total Length: Approximately 25.5cm Clip: Approximately 11cm 【25mm Curl Brush】 The total diameter of the roll brush is approximately 53mm. (Barrel diameter is 25mm, nylon pins on both sides are approximately 14mm) The ceramic barrel with ventilation holes increases the airflow from the dryer by about 50%, evenly distributes heat, quickly dries hair, straightens it, reduces frizz, and maximizes hair volume and shine. Perfect for medium blowouts and styling. 【Nano Ceramic Ion Technology】 Using a curl brush creates endless shine in your hair. It tames frizzy hair and makes hair look smooth. Creates loose waves and curls for semi-long hair. Adds volume to medium hair with a straight, roll brush. 16550