If you like the classic looks of Smith's Lowdown 2 sunglasses and your face is on the small side, then this slimmed-down version is for you. The bio-based frames have soft rubber nose pads, so they don't slide down when you break a sweat. They come with your choice of crystal-clear Carbonic lenses or Smith's color-boosting ChromaPop™. Vision ChromaPop™ lenses enhance contrast and natural color to make the details pop Smudge and moisture resistant coating for easy cleaning and clear optics Anti-reflective coating improves clarity and reduces eye strain 100% UV protection Fit / Integration Medium fit, medium coverage 4-base lens curvature is just right for everyday wear Megol nose pads provide nonslip 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