Giro Source MIPS Helmet
Best rugged trail protection for dedicated mountain bikers.
This is the trail-ready workhorse that prioritizes ventilation and safety without feeling like a bulky piece of armor. It sacrifices the ultra-lightweight profile of race-focused lids, but you gain a remarkably secure fit and cooling airflow that keeps you comfortable through the most grueling climbs.
$149.95
at
Backcountry
More Source options
Who it's for
- Trail riders seeking enhanced safety on rugged terrain
- Mountain bikers who prioritize cooling during intense summer rides
- Safety-conscious cyclists looking for advanced rotational impact protection
Who should skip it
- Weight-conscious racers who prefer the lightest gear possible
- Enduro riders who frequently store goggles under their visor
- Cyclists with sensitive skin who prefer soft strap materials
Performance breakdown
Impact Protection
Integrated MIPS technology provides essential rotational force mitigation for trail riding.
Ventilation Efficiency
Sixteen deep channels effectively pull heat away during high-exertion climbs.
Fit Stability
The Roc Loc 5 system keeps the helmet secure over rough terrain.
Weight Management
Solid construction that balances durability without feeling heavy on the head.
Visor Versatility
Tool-free adjustment makes swapping between goggles and glasses quick and easy.
Build Quality
In-mold polycarbonate shell offers a robust, premium feel for daily abuse.
Key Specs
Helmet Style
Half-Shell
Intended Use
Trail
Safety Technology
MIPS
Weight
340 grams
Number of Vents
16
Visor Type
Adjustable
Fit System
Roc Loc
Shell Material
Polycarbonate
Removable Padding
Yes
Eyewear Compatible
Yes
Know before you buy
Still have a question?
Ask Metto anything about the Giro Source MIPS Helmet before you decide.