Giro Men's Helmet Size Guide
Size | Head Circumference (cm) |
S | 52-55.5 |
M | 55.5-59 |
L | 59-62.5 |
XL | 62.5-65 |
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Size | Head Circumference (cm) |
S | 52-55.5 |
M | 55.5-59 |
L | 59-62.5 |
XL | 62.5-65 |
The Giro Jackson MIPS Helmet Harbour Blue is designed with the latest MIPS technology to ensure that your head is well protected in the event of an impact by reducing rotational forces. The Jackson MIPS Helmet also features a goggle retention strap on the back of the helmet to help keep your goggles in place, and the adjustable ventilation system allows you to customise the airflow on those warmer spring days.
Multi-directional Impact Protection System
In-mold
In Form™ 2 Fit System
Passive Aggressive Venting System provides automatic airflow
Magnetic buckle
Removable goggle clip
Audio system compatible
Covered by Giro's one year warranty and crash protection policy