The Costa Del Mar Lifestyle Catherine Sunglasses blend elegant, fashion-forward female contours with water-ready performance features built for active coastal lifestyles. This model features a premium Sand Tortoise frame crafted from refined, lightweight bio-acetate materials engineered for continuous comfort and durability. Outfitted with high-clarity Copper Gradient 580G polarized glass lenses, this configuration heavily cuts down blistering surface glare while sharpening contrasts and true depth definition in variable lighting conditions. The sophisticated phantos profile integrates core-wire temples pulled straight from the waves paired with adjustable nose pads to provide an entirely secure, tailored fit. To protect your investment over the long haul, Costa secures these premium lifestyle glasses with a limited lifetime manufacturer warranty. Costa Del Mar Lifestyle Catherine Women's Sand Tortoise Frame Copper Gradient 580G Polarized Lens Sunglasses 06S2012-20121157