The Theory brings full protection plus the micro-adjustability of our Air Band™ Fit System, ultra lightweight design, and a snow-blocking brim.
The Nitty Gritty
All the performance you need; nothing to hold you back.
- Air Band™ Fit System
- Airvanced Ventilation™
- Quick Clip™ Ear Pads
- Ultra Lightweight In-Molded Polycarbonate Shell
- REDphones™ Audio Accessory Compatible
- ASTM 2040 and CE 1077B Certified in EU