K1 S Rossi Mugello 1999 Helmet Double D retention system Shell Collarbone safe profile 4-density EPS High Resistance Thermoplastic Ventilation Adjustable air vents Two rear extractors and five front vents Aerodynamics Integrated spoiler Interior Dry-Comfort fabric Removable and washable interiors Fit especially designed to allow wearing glasses Ready for generic communication system Removable nose guard and wind protector Visor Multistep visor mechanism 190° horizontal field of view Anti-scratch Micro-opening system Extra Quick Release System (XQRS) Pinlock 70 MaxVision prepared (not included)