Oakley Cerebral Optical Frame is a headset‑compatible full‑rim frame that pairs a lightweight O Matter™ front with stainless steel temples for comfortable, all‑day wear. Designed for a wide field of view and no‑slip fit, it suits everyday use and extended headset sessions. Key attributes: Polished clear | O Matter | Lightweight frame | Durable construction | No-slip retention | Headset-compatible design | Adjustable nosepads | Unobtainium earsocks for no-slip retention | Stainless steel temples | Prescription-ready | Full-rim rectangular frame | Square shape | Thin temples | Large lens area for enhanced field of view | Dimensions & fit: Size 55 — lens 55 mm / bridge 18 mm / temple 130 mm | Size 57 — lens 57 mm / bridge 18 mm / temple 130 mm | Narrow fit | Adjustable nosepads for a customized fit | Composition & care: O Matter (frame front) | Stainless steel (temples) | Unobtainium (nosepads and earsocks) | Clean lenses with lens cleaner and a microfiber cloth. Avoid abrasive cleaners and rough materials. Store in the provided case when not in use.