The Oakley DRT5 Maven Mountain Helmet is built for aggressive trail and enduro riders who demand lightweight protection, ventilation, and all-day comfort. With extended coverage, eyewear integration, and a secure 360° fit system, it’s designed to handle technical terrain with confidence.
Key Features
- Extended trail coverage: Enhanced protection at the rear and sides for demanding mountain riding.
- Optimized ventilation: Large intake vents promote airflow to keep you cool on climbs.
- Adjustable visor: Multi-position visor accommodates goggles and sunglasses.
- 360° fit system: Micro-adjustable retention dial delivers a secure, customized fit.
- Eyewear docking system: Front vents securely hold sunglasses when not in use.
Specifications
| Best Use | Trail / Enduro / All-Mountain |
| Construction | In-mold polycarbonate shell with EPS liner |
| Visor | Adjustable trail visor |
| Fit System | 360° adjustable retention system |
| Certification | CPSC / CE EN1078 |
Size Guide – Oakley DRT5
| Size | Head Circumference (cm) | Helmet Weight CE (g) |
| Small | 52–56 | 380 |
| Medium | 54–58 | 410 |
| Large | 56–60 | 450 |
Fit tip: Measure your head circumference just above your eyebrows and ears. Choose the size that places you comfortably in the middle of the range for optimal trail performance.