Bell 4Forty Air MIPS Helmet
Best protective headwear for trail riders seeking comfort and safety.
A refined trail helmet that prioritizes rotational impact protection and rider convenience. It excels by integrating high-end features like a magnetic buckle and advanced sweat management into a compact, well-ventilated package.
$115.99
at
Contender Bicycles
More 4Forty options
Who it's for
- Mountain bikers prioritizing cutting-edge head protection.
- Riders seeking a well-ventilated and snug-fitting helmet.
- Trail and enduro riders using goggles for enhanced vision.
Who should skip it
- Budget-conscious cyclists seeking a more affordable helmet solution.
- Minimalist riders preferring an ultra-lightweight and compact helmet.
- Fashion-focused riders desiring extensive color and graphic variety.
Performance breakdown
Safety Integration
MIPS Evolve system provides top-tier rotational impact protection without added bulk.
Ventilation Efficiency
Strategic shell design promotes consistent airflow during intense, high-output trail climbs.
Ease of Use
Fidlock magnetic buckle makes securing the strap effortless, even with gloves.
Fit Customization
Float Fit system offers precise adjustments for a secure, personalized feel.
Eyewear Compatibility
Dedicated storage ports and adjustable visor accommodate glasses and goggles perfectly.
Moisture Management
Sweat Guide padding effectively channels perspiration away from your eyes.
Key Specs
Helmet Type
Trail
Safety Technology
MIPS Evolve
Safety Certification
US CPSC Safety Standard for Bicycle Helmet for Persons Age 5 and Older
Fit System
Float Fit
Closure Type
Fidlock magnetic buckle
Visor Type
3-position adjustable
Shell Material
Polycarbonate
Removable Padding
Yes
Eyewear Compatible
Yes
Weight
360g
What Reviewers Say
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