Discover the perfect blend of retro charm and modern performance with Costa sunglasses, specifically the Costa 6S2018 Middles. These round sunglasses, featuring full-rim frames crafted from durable acetate, deliver timeless sophistication and long-lasting comfort. Polarized grey sunglasses lenses reduce glare and enhance contrast, ensuring crystal-clear vision even in dazzling coastal light. Designed to protect against 100% UVA/UVB rays, they're built for water lovers who chase horizons and embrace bold adventures. Stay sharp, stay protected, and See What's Out There with Costa.