Super Cool vents with Thermostat adjustable control
Stack ventilation system
In Form fit system and Vertical Tuning
Compatible with Giro audio systems
Hard shell construction
Super Cool vents with Thermostat adjustable control
Stack ventilation system
In Form fit system and Vertical Tuning
Compatible with Giro audio systems
Hard shell construction
Super Cool vents with Thermostat adjustable control
Stack ventilation system
In Form fit system and Vertical Tuning
Compatible with Giro audio systems
The Giro Ratio winter sports helmet is a no nonsense helmet with many technical features. Beneath the sleek silhouette, you’ll find the adjustability of an In Form fit system, Thermostat Control adjustable venting and compatibility with Giro audio systems.
