Giro Snow Helmets Ratio Mips

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.
Details
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.