K1 S Fastlap Helmet Double D retention system Shell High Resistance Thermoplastic Collarbone safe profile 4-density EPS Ventilation Two rear extractors and five front vents Adjustable air vents Aerodynamics Integrated spoiler Interior Dry-Comfort fabric Removable nose guard and wind protector Removable and washable interiors Fit especially designed to allow wearing glasses Ready for generic communication system Visor 190° horizontal field of view Micro-opening system Multistep visor mechanism Anti-scratch Extra Quick Release System (XQRS) Pinlock 70 MaxVision prepared (not included)