Oakley Exchange Frame brings Oakley heritage to an everyday eyeglass design, offering a lightweight full-rim frame that works well with prescription or demo lenses. Key attributes: Gray | Transparent | Lightweight construction | Durable build | Unobtainium temple tips with textured grip | Compatible with prescription lenses | Includes demo lenses | Full-rim frame | Rectangular shape | Polished clear finish | Dimensions & fit: Lens width: 54 mm, 56 mm | Bridge: 17 mm | Temple: 136 mm | Frame height: 41 mm (54) / 43 mm (56)