Who it's for

  • Safety-conscious trail riders seeking advanced impact protection
  • Riders who value convenience and quick transitions during their sessions
  • Mountain bikers frequently riding in hot or humid climates

Who should skip it

  • Enduro racers who prefer to stow goggles under the visor
  • Long-distance cyclists who prioritize plush interior cushioning
  • Heavy sweaters who rely on clear vision during technical descents

Performance breakdown

Impact Protection

Mips Evolve integration provides top-tier rotational force management for technical trails.

Excellent

Ease of Use

Fidlock magnetic buckle makes securing your helmet effortless with one hand.

Excellent

Moisture Management

Sweat Guide padding effectively channels perspiration away from your eyes.

Excellent

Fit Customization

Float Fit system offers precise, lightweight adjustments for a secure hold.

Excellent

Trail Versatility

Adjustable visor and eyewear storage adapt perfectly to changing riding conditions.

Excellent

Hygiene Control

Ionic+ antimicrobial padding keeps the interior fresh during long, sweaty rides.

Excellent

Key Specs

Weight

360g

Safety Certification

US CPSC

Fit System

Float Fit

Buckle Type

Fidlock magnetic

Safety Technology

Mips Evolve

Visor Type

3-position adjustable

Intended Use

Trail riding

Helmet Style

Half Shell

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?

Bell Helmets Official Website
Bell Helmets Official Website
Out of stock
$164.95
Buy