The Ratio Mips ski 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.This stylish, medium fit frame packs many of the features of goggles that cost three-times more, including Expansion View Technology for a wide field of view, anti-fog lens coating and Seamless Compatibility with all Giro helmets. Plus, the silicone on the inside of the Cruz's goggle strap prevents slippage and ensures that it stays in place over your helmet or on beanie.