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. ChromoPop™ LensesLarge Coverage ChromaPop™ lenses enhance contrast and natural colors to make details pop. Megol Nose Pads & TemplesTwo-position, adjustable Megol nose pads combined with Megol temples provide non-slip grip so glasses stay put. Bonus Clear LensWhether you're running, rolling, or sliding – take your bonus clear lens with you and be ready for anything. Why We Love ItThe wraparound frames have flexible temples, which you can bend like rubberized pipe cleaners, and non-slip nose pads for an extra secure fit. Smith FitMedium Frame Best ForBikingRunningSnow Details Vision ChromaPop™ lenses enhance contrast and natural color to make the details pop Smudge and moisture-resistant coatings for easy cleaning and clear optics Interchangeable lenses Fit / Integration Medium to large fit, large coverage 5-base cylindrical shield lens curvature Slight wraparound fit Megol temples and nose pads provide non-slip grip so glasses stay put Adjustable nose pads for a custom fit Frame The high impact resistant TR90 nylon frame is durable, lightweight and flexible AutoLock hinges hold frames open for easy one-hand on and off Lens Height42mm Lens Width61mm Bridge Width16mm Temple Length125mm