The Costa Apalach Sunglasses - 580G features sleek lines, flatter front and polarized 100% UV protection lenses, and a masculine, casual acetate frame that will enhance your ocean views. These sunglasses were inspired by a life on the water and colors, patterns and textures that capture the spirit of the sea. And because they come with 580G lenses, you'll be able to soak up every detail while you're soaking up the sun.