Design: Premium Polarized 580 Lenses- Filtering reflective glare is essential for anyone on the water or outdoors. We sell only polarized sunglasses The C-Wall coating provides extra scratch-resistance and a barrier that repels water, oil and sweat for easy cleaning. Micro side shields and hooding provide a heightened level of coverage, minimal light leak and protection from the elements Vented nose pads increase ventilation across the frame, reducing the risk of fogging Double injection ensures your frames never delaminate and last in the roughest of elements Technology: The lens' multipatented technology manages light by: Absorbing Harmful High-Energy Blue Light (HEV): Enhancing Reds, Greens, and Blues: Filtering Out Harsh Yellow Costas absorb 100% of UV light, providing you the best in light management and protection Additional Details: Wide Fitting: A large lens front designed to fit those with a wide head 6 Base Curve Decentered - Medium Coverage: Frames with medium-coverage and wrap that value style but still perform