Freestyle Mute Ski Helmet with bold design features like removable ear cups and a mask clip. ABS injection technology guarantees high strength and high absorption against impact, which guarantees a more robust structure. The ventilation holes ensure a constant circulation of air. Fresh air returns to the front and warm air is extracted at the back to keep the head at an ideal temperature in all conditions. Click-To-Fit ™ system allows you to micro-adjust the fit of your helmet easily and quickly.