Aro5 race was designed for peak performance and maximum breathability on the road. With results in mind, aro5 race features an aerodynamic and ventilated design that significantly increases airflow throughout 19 ventilation ports. Lighter than its predecessor, aro5, aro5 race provides the advantage needed to overtake the pack. Combined with additional technical advancements in optics integration, comfort, and protection, aro5 race is ready to go fast. For additional safety, a twiceme® medical id nfc chip is located on the back side of the helmet. Store your vital medical info and emergency contacts within the helmet so first responders can instantly get the information they need when time matters most.