Etro 0137/S Sunglasses blend a classic full-frame metal silhouette with UV400 protection and interchangeable lens options for reliable sun protection and refined style. Key attributes: Yellow | Gold | Metal | UV 400 protection (blocks UVA and UVB) | Dark lenses with 8–18% light transmission – suitable for strong sunlight | Durable full-frame construction for maximum lens protection | Interchangeable/replaceable lenses – compatible with prescription options | Includes original protective case | Includes microfiber cleaning cloth for lens care | Classic full-frame silhouette | Minimalist metal finish | Dark-tinted lenses | Composition & care: Clean lenses with the included microfiber cloth and store in the original case when not in use.