Oakley Double Down is a sport‑inspired optical frame that pairs an ultralight NanO‑Matter construction with a low‑bridge fit for secure, all‑day wear during active use and everyday life. Key attributes: Black | NanO-Matter | Ultralightweight frame | No‑slip grip | Durable construction | Adjustable wire‑core temples | TruBridge Sport Unobtainium nosepads | Unobtainium earsocks | Includes a second set of earsocks | Round frame | Full‑rim profile | Includes contrasting earsocks | Dimensions & fit: 56-16-143 mm | 58-16-143 mm | Frame width L: 134 mm | XL: 138 mm | Regular fit | Low bridge fit | Composition & care: NanO-Matter | Unobtainium nosepads and earsocks | Wire‑core metal temples | Wipe lenses and frame with a microfiber cloth. Avoid abrasive cleaners and prolonged exposure to high heat.