23 big bore vents for no compromise air flow.-The most ventilated full face hard shell helmet on the market.-ABS shell offering shock absorbency and incredible value for money.-CRV (Crash Release Visor) system allows visor to release on impact to help reduce rotational forces.-Easy position visor angle no bolts needed.-Injection moulded branded trim to protect carbon helmet shell.Features:size:XL.Head circumference:61-62 cm.Air vents:23.Color:grey-blue.Weight:no.