The Costa Del Mar Loreto Brushed 250th Women's Blue Metal Frame Blue Mirror 580G Lens Sunglasses are premium, adventure-ready pilot-style aviators expertly built for life on the water. Featuring a lightweight, durable Monel metal frame in a distinct brushed blue finish, these sunglasses are equipped with 580G LightWAVE® polarized glass lenses. These high-performance lenses are 20% thinner and lighter than standard glass, block 100% of harmful UV rays, and employ encapsulated mirror technology to maximize color contrast and clarity while drastically cutting open-water glare. Costa Del Mar Loreto Brushed 250th Women's Blue Metal Frame Blue Mirror 580G Lens Sunglasses 06S4006-40063756