Ray Ban Sunglasses. Series Chromance. Series number - RB3671CH. Color code - 186/K8. Shape - Rectangular. Lens Width - 60 mm. Lens Bridge - 16 mm. Arm Length - 140 mm. 100% UV protection. Polarized. Frame Material - Metal. Frame Color - Black On Black. Lenses Type - Polarized Dark Gray. Rim Style - Full-Rim. UPC/EAN code - 8056597363280. Ray Ban Chromance Polarized Dark Gray Rectangular Unisex Sunglasses RB3671CH 186/K8 60.All Ray Ban Eyewear may include Case/Pouch and may include a polishing cloth. Case size and color may vary.