Road bike helmets differ from hybrid sport helmets because of they are specifically designed to maximize ventilation, lightness and aerodynamics. Because speed is the crucial factor in road racing, every little bit helps, so a helmet made of light, ultra-durable materials can help you ride better. Road bike helmets are typically designed to balance out wind resistance and regulate body temperature. The more number of vents found in a helmet means greater ventilation, keeping your head cooler. Break away from the pack with high-quality road bike helmets from Bell, Giro, Uvex, IronMan and other winning brands.