Oakley Masseter Sunglasses combine a high-wrap, rectangular design with Prizm lens technology to enhance contrast and reduce peripheral glare, built for outdoor performance and all-day wear. Key attributes: Gray | O Matter | Prizm lens technology | Blocks peripheral glare | Lightweight | Durable frame | All-day comfort | Available with prescription lenses | High-wrap frame | Rectangular lens shape | 8-base lens curve | Deep-set lens groove | Dimensions & fit: Size: M (130mm) | High-wrap fit | Composition & care: O Matter frame | Prizm lens