Giro Atmos II

Giro Atmos II
  • Color: Matte Black/White
  • Color: Matte Black/White
  • Color: Matte Black/Highlight Yellow
  • Color: Matte Black/Highlight Yellow
  • Color: Blue/Black
  • Color: Blue/Black
  • Color: Matte White/Black
  • Color: Matte White/Black
  • Color: Matte Titanium
  • Color: Matte Titanium
Please select options
Call Web Support (248) 333-7843 for further assistance and to place a special order.


Legendary performance, style and comfort. Giro's Atmos II utilizes their Thermoformed SL Roll Cage reinforcement, a breakthrough in helmet architecture that allows greater ventilation without compromising a helmet’s integrity. The compact shape offers matchless style, and features the sure feel of a Roc Loc 5 system that cradles your head comfortably and securely. It’s no wonder this helmet continues to be a favorite with road, XC and cyclocross riders worldwide.

- Small = 51-55cm
- Medium = 55-59cm
- Large = 59-63cm

Giro's Roc Loc 5.

A) Micro Dial - A ratcheting dial that’s simply twisted to tighten and loosen the fit.

B) Three-Position Vertical Fit - Lets you raise and lower the Roc Loc system to the perfect position.

C) Ergonomic Arms - Minimal shape fits comfortably and accommodates eyewear.

D) Dual Pods – Supportive, minimal panels that cradle your head for the utmost in comfort and safety.

E) Strap Management - The straps (not shown) are woven through the fit system to always remain in the right place.



In-Mold construction process

Part Numbers

Option UPC MPN Store SKU
Matte Black/White / Medium 768686546099 7054756 HEL297814315
Matte Black/White / Large 768686546105 7054757 HEL294674585
Matte Black/Highlight Yellow / Medium 768686545948 7054741 HEL31753815
Blue/Black / Medium 768686545856 7054732 HEL263711435
Blue/Black / Large 768686545863 7054733 HEL2618865
Matte White/Black / Medium 768686546365 7054783 HEL29536855
Matte White/Black / Large 768686546372 7054784 HEL298012765
Matte Titanium / Medium 768686546242 7054771 HEL25122545
Matte Titanium / Large 768686546259 7054772 HEL258218285
Red/Black / Medium 768686675409 7066443 HEL322625016
Red/Black / Large 768686675416 7066444 HEL329405396