Giro Ratio MIPS Helmet
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 Features CE EN1077 Hard Shell construction: EPS foam liner Compatible with aftermarket Giro audio systems by Outdoor Tech In Form&trade 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 Seamless Compatibility with all Giro goggles: Mips&reg equipped 610g (size Medium) Seamless Compatibility with all Giro goggles Hard Shell construction produces great helmets at a great value. A rugged outer shell is molded and then attached to the EPS foam liner. Thermostat Control&trade adjustable venting - allows custom-tuning of airflow instan