New Never Worn Women’s Costa Del Mar Sunglasses Frame Color: Shiny Retro Tortoise/Cream/Mint S (55-16) Premium Polarized 580 Lenses* Filtering reflective glare is essential for anyone on the water or outdoors. We sell only polarized sunglasses. 100% UV Protection Your Costas absorb 100% of UV light, providing you the best in light management and protection.