The Aluminum Frame and Sideplate combine to form a strong rigid housing for the state of the art Digigears cut to smooth, precise standards
At US$300/230/300, you can order it using these links to Trek and Sigma Sports
Built from a high-resistance thermoplastic shell , it is designed to deliver maximum protection while offering a sleek, modern look.Its redesigned aerodynamic rear spoiler enhances stability at high speeds, and the improved ventilation system with multiple air intakes ensures consistent airflow during long rides

Shell: 3 Shell sizes: XS-SM, MD-LG, XL-2XL Advanced Fiberglass Composite shell Designed using CAD technology for lightweight, superior comfort and fit Ventilation: Advanced Channeling Ventilation System (ACS) - Full front-to-back airflow flushes heat and humidity out of the helmet Three intakes and one exhaust port Shield: Clear Pinlock-Ready HJ-43 face shield included (lens sold separately) Provides 99% UV protection Anti-Scratch coated Two-way pivot ratchet for smooth movement and improved sealing HJ-V12 dark smoke inner sun shield included Interior: Moisture-wicking, quick-drying performance interior Crown and cheek pads are removable & washable Interchangeable cheek pads between all sizes Bluetooth Compatibility: Smart HJC ready, designed to seamlessly integrate with the 50B, 21B and 11B Bluetooth communication systems (sold separately) Safety: Double D-ring closure DOT approved Read More

This enhancement and the detachable Hydra-Dry TM wicking lining gives an even greater comfort for an optimized user experience