Featuring a carbon fiber outer shell, Ready for Smart HJC and speaker pockets for Bluetooth communication, this HJC motorcycle helmet is loaded with features to make your ride enjoyable. The new F70 combines cutting-edge design with upgraded features for a fresh, must-have helmet. If you’re a rider who likes to stay ahead of the pack, this first addition to a new generation of helmets is calling your name. The unique design includes an aggressive-looking breath guard and maximized ventilation from two top vents and five rear exhaust escapes. Convenience is key with the internal, anti-fog coated dropdown sun shield controlled by a smooth, easy to reach lever on the bottom of the shell. This helmet is Bluetooth compatible with SmartHJC. Available in sizes XS-2XL, standard DOT approved. SPECIFICATIONS Sizing Size Cheek Pads Liner XS 53-54cm 45mm 18mm S 55-56cm 40mm 15mm M 57-58cm 35mm 12mm L 59-60cm 40mm 18mm XL 61-62cm 35mm 15mm 2XL 63-64cm 20mm 9mm SHIELD & SUN VISOR OPTIONS HJ-32 PINLOCK PREPARED SHIELD HJ-32 RST PINLOCK PREPARED SHIELD HJ-V9 SUN VISOR REPLACEMENT PARTS TOP / REAR VENT SUN VISOR GEAR PLATE BREATH DEFLECTOR CHIN CURTAIN CHEEK PADS HEADLINER Smart HJC SMART HJC 20B and 10B Bluetooth communication system co-developed with SENA tailored specially for HJC helmets. SMART HJC can be installed on HJC's various models and due to the compact size and aerodynamic design of the Bluetooth unit, it enhances the overall look and aerodynamic design of the shell. *All SMART HJC devices sold separately.