Oakley Shackle Sunglasses offer a durable, lightweight frame and Oakley Prizm lens options for everyday wear and enhanced contrast. The design focuses on all-day comfort and secure fit for active use. Key attributes: Hunter green | O Matter | Lightweight and durable frame | Prizm lens technology for contrast enhancement | No-slip grip when wet | Adjustable wire-core temples | Unobtainium nosepads and earsocks for increased grip | Full-rim frame | Soft square frame shape | Slip-on earsocks | Dimensions & fit: Lens width: 52 mm | Bridge width: 18 mm | Lens height: 46 mm | Temple length: 137 mm | Regular fit | Low bridge fit | Composition & care: Frame: O Matter | Lenses: Plutonite | Nosepads/earsocks: Unobtainium | Temples: Wire core with O Matter | Clean lenses with a microfiber cloth and Oakley lens cleaner; hand-wash and air-dry the supplied Microclear bag regularly; avoid abrasive cleaners and solvents.