Ski Helmet unisex, 360 ° Fit System: allows easy customization of head size and shape, Holo Core design, Active Aircon ventilation, removable ear pads are compatible with headphones, detachable and washable 3M ™ X-Static lining, helmet compliant with CE EN 1077, class B; ASTM F 2040, weight 380g, size M (55-59cm), colour white