The Oakley ARO3 Endurance Helmet is engineered for long-distance road riding, delivering lightweight comfort and efficient ventilation for high-output efforts. With a secure 360° fit system and integrated eyewear docking, it balances performance and everyday versatility.
Key Features
- Endurance-focused design: Lightweight construction built for long road miles.
- Optimized ventilation: Strategic vent placement enhances airflow and cooling.
- In-mold construction: Polycarbonate shell bonded to EPS liner for durable protection.
- 360° fit system: Micro-adjustable retention dial ensures a secure, personalized fit.
- Eyewear docking: Front vents securely hold sunglasses when not in use.
Specifications
| Best Use | Road Cycling |
| Construction | In-mold polycarbonate shell with EPS liner |
| Fit System | 360° adjustable retention system |
| Certification | CPSC / CE EN1078 |
Size Guide – Oakley ARO3 Endurance
| Size | Head Circumference (cm) | Helmet Weight (g) |
| Small | 52–56 cm | 290g |
| Medium | 55–59 cm | 300g |
| Large | 58–61 cm | 320g |
Fit tip: Measure your head circumference just above your eyebrows and ears. Choose the size that places you comfortably within the recommended range.