Smooth lines and simple styling make the Costa Del Mar Saltbreak Blackout Polarized Sunglasses an easy choice for boating or kicking back at the beach. Top-shelf 580P lenses feature crystal-clear optics and a polarized lens treatment that drastically reduces glare that shines off the water and other highly reflective surfaces. You can rest assured that you won't run into a million other people with these shades too, because this is a new style for 2013 and beyond. Proposition 65 Warning for California Consumers: This product contains chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm.