* Downhill certified ASTM polymer shell* Superior ventilation* 360å¡ Turbine Brain injury reduction technology* Reduces forces associated with concussion* breakaway visor function for additional rotational impact force reduction * Impact foam for superior energy absorption* Moisture wicking, breathable and washable inner liner* Optimal neck brace compatibility* Certified and tested: AS/NZS 2063:2008, ASTM F1952ÛÒ10, EN1078, CPSC 1203