The ZEUS Cooling System was inspired by racers and designed for the ultimate racing condition. Thanks for the six front vents, the air flow passes through the upfront vents, which are aligned with deep air channels in the EPS, and end up in huge exhaust rear vents close to the adjustable spoiler, providing a unique cooling effect. 
The ventilation mechanism is meant also to prevent raindrops, dust, insects and rocks to penetrate the helmet.

Ultimately for racing, the  ZS-1800A has flat visor (2D Visor), an 8 degree wider field of upper vision. The visor retention system associated with the Visor Lock, which seals the visor from noise and prevents the water and air from getting into the helmet. 
Tested in air tunnel, the Adjustable Rear Spoiler strengthens aerodynamics effect stabilizing the helmet under high speed and strong wind pressure.

ZS-1800A has double visor provides protection UV 400 in both visors, which prevents the eye-straining and skin damage. In addition, its polycarbonate visor is equipped with a lock, anti-scratch technology and incredibly resistant to impacts, providing an upgraded protection for the rider.
The Multiple Density EPS not just increases the impact absorption capability but also makes possible for it to be very light in comparison to other models.
Thanks to the Adjustable Rear Spoiler, the rider can adjust the angle to its necessity, decreasing the muscle distress and improving the performance.