The all new bell stratus road helmet features the float fit system which offers comfort and security with a streamlined fit and an oversized dial thats easy to adjust with one hand with the overbrow ventilation system that pulls cool air in through the front and pushes it through an air channel matrix reducing overheating this is one of the most comfortable helmets out there built with the same core design principles as the pro level zephyr the all new stratus road helmet combines li