New in box, never been opened. The innovative Mermade Thermal Brush is a heated round brush that delivers instant volume, shine and bounce. Its advanced infrared light beam adds shine, reduces frizz & locks in moisture. The flexible tangle-free bristles glide through the hair, shaping it without tangling. Its innovative bristle-free zones allow more heat to penetrate the hydrogen bonds of the hair creating more curl & shape than other thermal brushes.