Oakley Cerebral Frame pairs a lightweight mixed‑material build with over-molded Unobtainium earsocks for secure, all-day wear. Designed to accept prescription lenses, it suits everyday optical use and extended wear. Key attributes: Gray | Nylon | Secure grip from Unobtainium earsocks | Lightweight construction for comfort | Demo lenses can be replaced with prescription lenses | Thin temples improve headset compatibility | Rectangular frame shape | Over-molded earsocks | Thin temple profile | Dimensions & fit: 55-18-130 mm | 57-18-130 mm | Height: 43.0 mm | 44.0 mm | Composition & care: Nylon | Unobtainium (earsocks) | Wipe lenses and frame with a microfiber cloth. Use a lens cleaner for lenses. Store in protective case. Replace demo lenses with prescription lenses by an optician.