The Synthe is the pinnacle of road helmet design. It offers impressive cooling power, minimal weight, supreme fit & streamlined aerodynamic efficiency. It is a true synthesis of all features a modern rider wants in a high performance road racing helmet. The difference is clear in the wind tunnelour extensive testing reveals that the Synthe is nearly as efficient as the fastest time trial helmets. But the Synthes greatest attributes are comfort & ventilation. At its heart youll find our Roc Loc Air fit system. Micro adjustments allow you to custom tune tension & fore-aft tilt with one hand & a patented design suspends the helmet over the top of the skull, allowing airflow to pass freely over your head. Cooling power is further boosted by elaborate internal channeling & a series of massive vents; the Synthe sets a new bar for ventilation. You no longer need to choose between aerodynamics & cooling powerwith Synthe you get everything, all wrapped up in a compact & sleek silhouette. FEATURES Wind Tunnel-Aided Design for Aero Efficiency on the Road Integrated Aero Mesh Panels Eyewear Docking Ports X-Static Padding Featherweight Webbing with Slimline Buckle CONSTRUCTION In-Mold polycarbonate shell with EPS liner FIT SYSTEM Roc Loc Air VENTILATION 19 vents, internal channeling