Steel micrometric retention system, Shell, Two shell sizes, Chin guard opening system designed to prevent accidental opening, High resistance thermoplastic, Metal chin guard block system ensures the double homologation P/J, Multi-density EPS developed in three sizes, Ventilation, One rear extractor and two front vents, Adjustable air vents, Interiors, Embracing neck roll profile, 2Dry: instant sweat absorption, Fit especially designed to allow wearing glasses, No stitches in sensitive areas, Ready for generic communication system, Removable and washable interiors, Cheek pads interchangeable between all sizes, Visor, Pinlock? 70 MaxVision* included, Anti-scratch, Micro-opening system, 190? horizontal field of view, Integrated anti-scratch sun visor, removable without using tools