Defy SnowHelmets Knowledge Turbo Fan & OTG

Knowledge Turbo Fan & OTG

We're talking the same timeless style

our AirEvac™ ventilation system prevents them from fogging up

They combine the unmatched peripheral range of our BirdsEye Vision™ lens with an oversize XL frame and the terrain boosting optics of ChromaPop™

and they enhance contrast and natural color to make the details pop

Defy SnowHelmets Knowledge Turbo Fan & OTGDescription Whether you're running, rolling or sliding, a crisp view of the terrain translates to full speed ahead fun. The Smith Defy sunglasses double down with a lightweight, rimless design and terrain defining ChromaPop optics for unobstructed, high contrast vision. Whether you're on the move in the hills or simply taking in the view from the back deck, an interchangeable lens lets you match the light conditions. Product Details Vision ChromaPop