Who it's for

  • Safety-conscious riders seeking advanced protection without excessive bulk
  • Mountain bikers riding in hot climates or high-intensity conditions
  • Trail riders who value convenience and quick transitions

Who should skip it

  • Enduro racers who frequently switch between goggles and sunglasses
  • Aggressive downhill riders requiring maximum occipital protection
  • Daily commuters or high-mileage riders prioritizing long-term component longevity

Performance breakdown

Safety Integration

MIPS technology provides essential rotational impact protection for aggressive trail riding.

Excellent

Buckle Convenience

Fidlock magnetic buckle makes securing your helmet effortless, even with gloves.

Excellent

Eyewear Compatibility

Dedicated notches and rear grippers keep glasses and goggles perfectly secure.

Excellent

Fit Customization

Float Fit system offers precise, dial-based adjustments for a stable ride.

Excellent

Moisture Management

Integrated sweat guide effectively channels perspiration away from your eyes.

Excellent

Weight Profile

Solid construction balances durability with a weight that won't cause fatigue.

Good

Key Specs

Shell Material

Polycarbonate

Impact Management

MIPS

Fit Adjustment

Float Fit with Fidlock buckle

Visor

3-position adjustable

Weight

360 grams

Intended Use

Trail, Enduro

Safety Certification

U.S. CPSC Safety Standard for Bicycle Helmets

Warranty

1 year

Know before you buy

Still have a question?

Ask Metto anything about the Bell 4Forty Air Mips Helmet before you decide.

Bell 4Forty Air Mips Helmet

Ready to buy?

Steep and Cheap
Steep and Cheap
In stock
$89.97
Buy