Oakley Shackle OO9507D sunglasses combine a lightweight O Matter frame with a soft square silhouette for comfortable, everyday wear. The design pairs secure Unobtainium nosepads and slip-on earsocks with Oakley lens options for reliable optical performance. Key attributes: Gray | O Matter | Lightweight | Durable | Prizm lens options for enhanced contrast | Unobtainium nosepads and earsocks for no-slip grip | Wire-core temples for adjustable fit | Compatible with prescription lenses | Full-rim frame | Soft square shape | Composition & care: O Matter frame | Plutonite lenses | Unobtainium nosepads and earsocks | Wire-core metal temples | Clean lenses with a microfiber cloth and lens cleaner; store in a protective case. Use the included Microclear bag for cleaning and storage.