Maui jim sunglasses. Series kawika. Series number: 257. Shape: square. Lens width: 54 mm. Lens bridge: 18 mm. Arm length: 140 mm. 100% uv protection. Polarized. Frame material: metal. Lenses type: nuetral grey. Rim style: full-rim. Maui jim kawika nuetral grey square unisex sunglasses 257-17c 54. Manufacturers packaging included. Packaging size and color may vary.