The Ratio™ Mips® helmet has the perfect ratio of everything you need to accompany you on the mountain, from its Thermostat Control Adjustable Venting to its Mips® technology to its laid-back style.
Specs:
- Hard Shell construction
- EPS foam liner
- Thermostat Control™ adjustable venting - allows custom-tuning of airflow instantly with a simple, low-profile control button on the outside of the helmet
- Stack Vent™ Technology
- In Form™ Fit System - easy to dial in a custom fit in seconds, even with gloves on. Ergo-friendly dial at the base of the helmet that provides up to 6cm of adjustment and enhanced stability
- Compatible with aftermarket Giro audio systems by Outdoor Tech
- Seamless Compatibility with all Giro goggles
- Mips® equipped