The Bolle® Adult Instinct MIPS Snow Helmet provides reliable protection and incredible comfort, so you can perform at your very best on each and every run. With MIPS technology, this helmet provides even more protection against rotational motion to the brain caused by angled impacts, keeping you and your noggin safe and sound on the slopes. In addition, the BOA® Closure System provides 360° adjustment for a stable fit, while the adjustable ventilation allows you to control airflow. FEATURES: Perfect for skiing, snowboarding and other snow sports activities Features MIPS (multi-directional impact protection system) technology for superior protection on impact MIPS technology adds more protection against rotational motion to the brain caused by angled impacts AVID Progressive EPS liner technology combines a high density EPS in main structure with a low density EPS inner insert for impact absorption Dual In-Mold Shell for durability and unmatched protection BOA® Closure System provides 360° adjustment Adjustable Ventilation system lets you easily adjust the amount of air flow coming in Includes removable earpads for convenience and added comfort Includes a neck roll for additional comfort Goggle/helmet integration for a comfortable fit SIZE CHART: Small: 51-54 CM Medium: 54-58 CM Large: 58-61 CM