Sleek aerodynamic styling for minimum resistance when cutting through the air at full speed

Performance tested at two of the world's leading wind tunnels: Texas A & M and the University of Washington, to ensure top results every time

Fully functional EPS foam liner offers a new level of crash protection without compromising aero efficiency

In-mould construction adds structural integrity to the helmet and allows a lighter and more comfortable helmet to be produced

Six vents are positioned to provide enough cooling without disturbing rider airflow

21 enormous Wind Tunnel vents and optimally placed internal exhaust channels maximize air flow across your head, ensuring that you stay cool on the hottest days and over the longest climbs

15 percent better ventilation than the class leading Atmos

A visible weave of composite called In-Mould Composite subframe, runs throughout the helmet liner and around the vents

The use of composites in the sub-frame provides incredible structural support, impact dispersion and resistance to penetration

Allows great big vents without compromising protective capability

X-Static fabric pads are woven with pure silver fibres and kill 100 percent of bacteria

Inhibits growth of odour-causing bacteria and fungi within 4 hours after aride!

Helps you stay cooler in summer and warmer in winter

RocLoc 4 fit system

Meets CE EN1078 certification

I.C.R. In-Mould Carbon Reinforcement inserts and an advanced internal Roll Cage both add extra reinforcement without excess bulk or weight

Advanced five piece hardbody moulding

In-Mould technology fuses the liner with the shell and creates a true exo-skeleton, adding strength and durability to the helmet

26Wind Tunnel design vents and internal cross-rib-channelling draw air through the helmet for excellent cooling whilst riding

RocLoc 4 fits like a glove allowing lateral and vertical adjustment

Stunning graphic design makes you look like the professional the Atmos makes you feel

Weight: 240 grams

Meets CE EN1078 certification

Acu-Dial fit system provides one handed micro adjustment whilst on the move and ensures a perfect custom fit for every rider

Advanced strap management keeps everything in place to allow furtherfine tuning for a safe and secure fit

In-Mould hardbody adds strength and protection for no extra weight and extends down at the rear for increased durability

21 huge vents with channelled internals allow maximum airflow

Rear exhaust vents help draw the air through and provide vital cooling action up hills and at low speed

Snap-fit visor protects eyes from sun and rain

Universal shell size fits 54 - 61 cm head sizes

Weight: 270 grams

Meets CE EN1078 certification

Two piece In-Moulded hardbody adds strength, protection, and durability

24 deep sculpted Wind Tunnel vents allow for maximum cooling

The RocLoc 3 custom fit design allows for the maximum adjustment and stability

Coolmax pads add comfort and wick away sweat, and these can be removed for washing if necessary

Sleek, stylish, and with colour schemes to suit any bike

Weight: 256 grams

Acu-Dial fit system provides one handed micro adjustment whilst on the move and ensures a perfect custom fit for every rider

Advanced strap management keeps everything in place to allow further fine tuning for a safe and secure fit

In-Mould hardbody adds strength and protection for no extra weight penalty

20 vents allow cold air in and hot air out to provide cooling and increase rider comfort

Additional rearexhaust vents pull air through the helmet even when riding uphill and at slower speeds

Snap-fit visor helps keep the sun and rain away from your face

Universal shell size fits 54 - 61 cm head sizes

Meets CE EN1078 certification

system of 26 vents: Zuma combines the characteristics

of a technically advanced helmet with a dynamic,