Ray Ban Sunglasses. Series number - RB3707. Color code - 9257R5. Shape - Irregular. Lens Width - 57 mm. Lens Bridge - 20 mm. Arm Length - 140 mm. 100% UV protection. Frame Material - Metal. Frame Color - Black. Lenses Type - Blue Classic. Rim Style - Full-Rim. UPC/EAN code - 8056597834346. Ray Ban Blue Classic Irregular Unisex Sunglasses RB3707 9257R5 57.All Ray Ban Eyewear may include Case/Pouch and may include a polishing cloth. Case size and color may vary.