The Ratio is a no nonsense helmet that boasts the features found on Giro's premium helmets, yet at a more accessible price. Beneath the sleek silhouette, you’ll find the adjustability of an In Form fit system, Thermostat Control adjustable venting and compatibility with aftermarket audio systems by Outdoor Tech. The Ratio is also available with MIPS—which can offer more protection in certain impacts by redirecting impact energy.
CONSTRUCTION
MIPS®– Multi-Directional Impact Protection System (optional)
Hard shell construction
FIT SYSTEM
In Form Fit System
Vertical tuning
VENTILATION
Thermostat control
Adjustable Venting
Stack Ventilation
FEATURES
Compatible with aftermarket Giro audio systems by Outdoor Tech
Seamless Compatibility with all Giro goggles
Compliance: CE EN1077
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