A little bit retro. A little bit new school. The Smith Lake Shasta sunglasses have a timeless feel for living an active life. ChromaPop(TM) polarized lenses set you up with a glare cutting, color-boosting outlook for beach, mountain, and routine town wear. Rubberized temple and nose pads keep them right where you want them regardless of where the day takes you. Product Details:- Vision:- ChromaPop(TM) lenses enhance contrast and natural color to make the details pop Fit / Integration:- Medium fit, medium coverage 6-base lens curvature Modest wraparound fit Megol temples and nose pads provide non-slip grip so glasses stay put Frame:- Evolve(TM) bio-based frame material is lightweight and durable AutoLock hinges hold frames open for easy one-hand on and off