- Forced Air cooling technology for a clever ventilation system and optimal head temperature
- Acticage structure for better safety
- ZOOM Ace fine 3D-adjustement system with handy dial for personalized fit. Ponytail compatible
- Half head ring for better comfort
- Front eyewear dock
- Small = 51-55cm / 240g
- Medium = 54-59cm / 260g
- Large = 58-61cm / 280g