7 iDP Project 21 Trail
Best lightweight protection for dedicated trail riders seeking all day comfort.
Engineered for technical trails and bike parks, this helmet balances high-volume airflow with advanced impact management. It utilizes a specialized polymer layer to handle both linear and rotational forces, ensuring protection without sacrificing comfort or weight.
$119.99
Who it's for
- Riders tackling long, hot climbs who prioritize thermal regulation
- Safety-conscious mountain bikers seeking cutting-edge head protection technology
- Endurance trail riders wanting a helmet that disappears on the head
Who should skip it
- Budget-focused cyclists looking for a more affordable protective solution
- Traditionalists who favor a more understated or conventional helmet silhouette
- Style-driven riders wanting to match specific kit colors or bold designs
Performance breakdown
Impact Protection
Advanced polymer layer effectively manages both linear and rotational impact forces.
Ventilation Efficiency
Twenty-one vents ensure consistent airflow during high-intensity climbing and descending.
Fit Customization
Included pad kits and dial adjustment allow for a personalized, secure fit.
Goggle Integration
Through-flow design accommodates goggles seamlessly without obstructing your field of view.
Visor Safety
Crash-release system minimizes neck strain by detaching during significant impacts.
On-Trail Adjustability
Glove-friendly dial makes mid-ride fit tweaks quick and intuitive.
Key Specs
Intended Use
Trail, Bike Park, All-Mountain, Enduro
Helmet Type
MTB
Safety Technology
ERT (Energy Reduction Technology), CRV (Crash Release Visor)
Safety Certification
CE, CPSC, AS Standards
Number of Vents
21
Visor Type
Crash Release Visor
Fit System
Rear Dial Adjuster
Closure Type
Clip Closure
Removable Padding
Yes
Eyewear Compatible
Yes
Know before you buy
Still have a question?
Ask Metto anything about the 7 iDP Project 21 Trail before you decide.
