FEATURES Shell Fibreglass ACF (Advanced Composite Fibre) N. of shells 2 shell sizes Ventilation System Front air intakes and rear extractors Fabrics Dry Comfort with hygienic treatment Interior removable and washable (excluding neck roll) Visor Street 9 clear polycarbonate scratch Shield Mechanism XQRS (Extra Quick Release System): shield replacement without tools in seconds Buckle retention system with micrometric