Oakley Trillbe X Optical Frame combines vintage-inspired round styling with lightweight, durable construction for everyday prescription wear. Key attributes: Polished clear | O Matter | Lightweight | Durable construction | Protective carrying case included | Compatible with prescription lenses | Three-Point Fit for precise optical alignment | Softly rounded front | Sculptured keyhole bridge | Vintage-inspired stem architecture | Dimensions & fit: Lens width: 52 mm | Bridge: 18 mm | Temple: 141 mm | Height: 43.0 mm | Size: M (130 mm) | Regular fit | High bridge fit | Designed for small to medium faces | Composition & care: O Matter | Clean lenses with a microfiber cloth; store in the included protective case.