Schuberth S2 Lines Helmet The Schuberth S2 arrives after years of extensive engineering. The ultra-quiet S2 spent hundreds of hours in Schuberth's aero-acoustic wind tunnel to ensure optimum aerodynamics with reduced drag and lift for the quietest possible performance. Schuberth's industry-leading triple-matrix shell allows the S2 to be significantly lighter while still providing outstanding ventilation and comfort. General Features: Compact and lightweight Triple Matrix Shell Antibacterial, hypo-allergenic microfiber liner Extremely quiet 85db at 65 mph Integrated, drop-down sun visor Fog-free Pinlock dual lens system shield and lens included Patented Anti-Roll-Off-System (AROS) Integrated 31 inch FM antenna and Bluetooth receiver antenna greatly improves range and reception for the optional (sold separately) fully-integrated SRCS Bluetooth communication system 2 shell sizes Exceeds ECE and DOT standards 5 year warranty Shell: Glass fiber is pressed at high temperature under high pressure and the addition of special resin in vacuum to a helmet shell with exceptionally high strength The helmet shell made of special EPS foam is designed to optimize the shock absorption properties EPS features optimized impact absorption properties by using a complex multi-density foam Interior: COOLMAX interior, fully removable and washable Optimized seat shape Skeletonized for effective ventilation Allergen-free and Antibacterial Interchangeable comfort cheek pads and liner padding Micro-Lock ratchet strap Faceshield: Pinlock faceshield ensures a condensation-free view City setting cracks the faceshield slightly Easy change visor mechanism allows for extremely fast and easy faceshield replacement Tool-less shield replacement AROS Anti-Roll-Off-System: Specially developed by Schuberth, the AROS is a safety feature which, in case of an accident, ensures the chin strap is closed and properly adjusted. The helmet can not rotate off the head from behind Smaller tilt angle of contact between the chin of the helmet and the chin or neck of the rider The consequences of accidental contact with the chest of the helmet can be reduced Notes: Helmet ships with clear faceshield only. Top vent on White/Blue/Red helmet is black, not white as shown and top vent of White/Red/Green is white, not black as shown.