Go beyond the resort. Find an open powder field. Charge it. The QST Charge is made for exactly this type of adventure, with new, double active ventilation and an AdvancedSkin ActiveDry and Merino liner to deliver maximum climate control, day after hard-charging day. Salomon's patented EPS4D technology maximizes energy absorption and protects from oblique and vertical shocks. A lightweight PC shell fused with EPS liner to maximize protection and comfort. The active ventilation allows you to modify the amount of airflow and heat exhaust. Features: - Helmet bag - Airflow concept: The EPS4D liner built-in channels allow an even temperature and constant airflow between your head, your helmet and your goggles (adjustable airflow on selected styles) - Audio system compatible - Removable/washable: For better hygiene: an easy to remove, 100% washable liner - Integrated Custom Dial: The adjustable dial fit system for quick and easy adjustments is now integrated in the liner for optimized fit and durability - TCS (thermo control system): All the best temperature regulation technologies available on the market combined in one helmet - Audio system equipped - Oval fit - 3D sound system earpads: A new, 3D perforated ear-pad construction that allows better sound transmission - Advancedskin activedry: Quick drying material to keep your skin dry - Chinstrap dressing - Alpine CE-EN1077/ASTM F-2040: Certified organizations which are accredited to test and certify products to European (CE) and US (ASTM) safety norms. This product is certified for skiing - Weight sample size: 0.38kg Sizing: - Small: 53-56 - Medium: 56-59 - Large: 59-62