K3 Helmet - Birdy 2.0 - Gray/Yellow/Red - Medium Includes Pinlock? lens and wind protector, Shell, High resistance thermoplastic, Collarbone safe profile, Ventilation, Adjustable air vents, 1 rear extractor and 4 front vents, Aerodynamics, Optimized for all riding positions, Shell shape designed to maximize aerodynamic performance and to have 0 dynamic weight at 80 mph (130 km/h), Interior, Embracing neck roll profile, 2Dry: instant sweat absorption, No stitches in sensitive areas, Ready for generic communication system, Fit especially designed to allow wearing glasses, Removable and washable interiors, Visor, Max Vision Pinlock? included, Multistep visor mechanism, Anti-scratch, Integrated anti-scratch sun visor, removable without using tools, Micro-opening system, 190? horizontal field of view