Oakley HSTN Sunglasses combine modern circular lenses with Oakley's Prizm lens technology to enhance color and clarity. Designed for everyday wear, they offer a comfortable grip and a contemporary silhouette. Key attributes: Gray | Grey | Prizm lens for enhanced color and clarity | Unobtainium nosepads for improved grip | Includes original case | Modernized circular lenses | Trigger-style temples | Dimensions & fit: Lens width: 52 mm | Bridge: 21 mm | Temple length: 142 mm | Frame size: M (131 mm) | Size M (131 mm)