Oakley Bisphaera OO9400 940006 is a performance-focused sunglass that pairs a twin-lens design with Oakley’s Prizm lens technology for enhanced contrast and retention during sport and everyday use. Key attributes: Black | O Matter | Prizm lens technology for enhanced color and contrast | Impact protection | Lightweight and durable frame | Unobtainium nosepads and earsocks for no‑slip grip | Prescription-ready | Available with polarized lens options | Dual/twin-lens design | Rectangle shape | Semi-rimless styling | Dimensions & fit: Lens width: 68 mm | Bridge: 6 mm | Temple length: 136 mm | Regular fit | High bridge fit | Composition & care: O Matter frame | Plutonite lenses | Unobtainium nosepads and earsocks | Clean lenses with a microfiber (Microclear) cloth or Oakley lens cleaner and store in the protective case. Avoid abrasive cleaners and high heat. Hand wash and air-dry the Microclear bag regularly.