Giro Ratio MIPS
The Ratio is a no-nonsense helmet that boasts the features found on premium helmets at a more accessible price.
Beneath the sleek silhouette, you'll see how easy it is to adjust the fit via the In Form Fit System, while Thermostat Control venting allows you to control ariflow. The Ratio also comes compatible with aftermarket audio systems by Outdoor Tech, so you can listen to your favorite beats as you down the mountain. Last but not least, the Giro Ratio is available with MIPS- which offers more protection in certain impacts by redirecting impact energy.