Keep your eyes on the trail and your stoke high with the wide coverage of the Smith Syncline sunglasses. You can count on a goggle-like fit and feel with ChromaPop™ lens technology for natural color and enhanced contrast to pick your line. An integrated bumper on the frame ensures a chatter-free interface with your helmet, and built-in venting keeps the view crisp and clear at any pace. Vision ChromaPop™ lenses enhance contrast and natural color to make the details pop Light-sensitive photochromic lenses with ChromaPop™ technology adapt to changing light conditions while enhancing contrast and natural color Smudge and moisture-resistant coatings for easy cleaning and clear optics Interchangeable lenses Slight lens gap between the frame and lens for moisture venting Fit/Integration Large fit, extra large coverage 5-base cylindrical shield lens curvature, Slight wraparound fit ODS5 Compatibility Two-position, adjustable Megol nose pads Megol temple and nose pads provide non-slip grip so glasses stay put Frame Evolve™ bio-based frame material is lightweight and durable AutoLock hinges hold frames open for easy one-hand on and off Leash-compatible temples SMITH paracord compatible temple tip holes Included Bonus clear lens, Performance hard case, Microfiber pouch