Bell volt rl road helmet 2016 lightweight comfortable and incredibly cooling for the road the bell volt rl race helmet has 22 vents that pull in cool air as you ride directing it through the internal streamjet ventilation channels and over your head the rear exhaust ports pull out the warm air for consistent ventilation in hot conditions ultra light composite fibre intakes reinforce the helmets construction and further enhance the venturi effect to increase airflow velocity and cooling fusio