Product Details Vision ChromaPop(TM) polarized lenses cut glare and enhance color and contrast ChromaPop(TM) Glass polarized lenses cut glare and enhance color and contrast while being highly scratch-resistant ChromaPop(TM) Polarchromic lenses combine polarization and tint-adjusting photochromic tech for light adaptability and visual clarity Smudge and moisture resistant coating for easy cleaning and clear optics Fit / Integration Medium to large fit, medium coverage 8-base lens curvature offers a wraparound fit Megol temple and nose pads provide non-slip grip so glasses stay put Spring hinges self-adjust to your face for a snug, comfortable fit The included PivLock(TM) leash retainer seamlessly attaches to your frames to keep them safe Frame Evolve(TM) bio-based frame material is lightweight and durable Strategic frame chamfers to allow moisture to exit off of the lens and away from the groove What&';s Included PivLock(TM) leash retainer Hard case Microfiber bag