The SUPER TACKS X hockey helmet is a marvel of innovation. Its continuous fit liner was engineered using state-of-the-art 3D printed Nest Tech technology throughout the helmet, keeping your head cool so you can maintain peak performance all game long. With elite level protection and comfort, you'll turn heads at every faceoff. *Scientists indicate that brain injuries and concussions are mainly due to linear and rotational accelerations of the brain. No hockey helmet can prevent or eliminate the risk of head injury, including concussions.