Details Inspired by the iconic western mountain range, the Rocky takes high performance in a solid, aggressive frame to places others just can’t reach. Features Combines the superior clarity of our digitally mastered High Definition lenses with the therapeutic and visual performance benefits of our patented Happy Lens™ . Enhanced color and contrast, improved mood and alertness, and impact resistant distortion free optics in one kick-ass package that SPY loyalists have come to know and love. It’s probably the best lens ever. HD Plus Lens enhances color and contrast, increases clarity, and improves mood and alertness Available with Trident™ polarization that eliminates reflective light Constructed from virtually indestructible Grilamid® 8x4-base polycarbonate toric lenses for optical superiority 100% UV protection reduces eye fatigue and long-term sun damage Small openings on each temple for easy leash attachment High-quality pin hinges Frame measures 64-15-130 Frame Color: Matte Black Lens Color: Happy Gray Green Polar Model:  673248374864