CHARACTERISTICS Shell Fibreglass ACF (Advanced Composite Fibre) Number of shells 2 shell sizes Ventilation System Dynamic system with air intakes and rear extractorsFabrics Dry Comfort with hygienic treatment Inside padding Removable and washable (excluding neckroll) Visor Clear, anti-scratch and anti-fog polycarbonate GT visor Neckroll Perspirant neckroll Retention System Quick release buckle Shield Mechanism XQRS (Extra Quick Release System): shield replacement without tools in few seconds