Oakley Permian OO9520 Sunglasses combine an acetate frame with Prizm lens technology to boost contrast and everyday practicality. Their matte black finish and lightweight build make them suitable for daily wear and active use. Key attributes: Black | Acetate | UV protection category 3 | Prizm lens for enhanced contrast | Includes original case | Lightweight | Rectangular frame | Matte finish | Dimensions & fit: Lens width: 59 mm | Lens height: 40 mm | Bridge: 15 mm | Temple/arm length: 140 mm | Frame width: 139 mm | Weight: 38 g | Size L (59) | Composition & care: Acetate frame | Prizm lens | Wipe lenses with a soft microfiber cloth. Store in the original case when not in use. Avoid prolonged exposure to high heat.