Hot Tools Professional 1 1/2 Inch Thermal Hot Air Brush creates bouncy curls while drying hair simultaneously. Hot Tools Professional Thermal Hot Air Brush comes with a rotating barrel and two speed options to provide heat. This brush comes with a soft grip, textured handle and curl release buttons for easy operation. The hot air brush with nylon bristles dries hair while simultaneously styling it. It's a must-have brush that's great for styling. The nylon bristles keep hair close to the hot barrel to create a smooth, frizz-free style.