Ray Ban Sunglasses. Series Erica Color Mix. Series number - RB4171. Color code - 651413. Shape - Cat Eye. Lens Width - 54 mm. Lens Bridge - 18 mm. Arm Length - 145 mm. 100% UV protection. Frame Material - Metal;Plastic. Frame Color - Transparent Light Brown. Lenses Type - Brown Gradient Dark Brown. Rim Style - Full-Rim. UPC/EAN code - 8056597369381. Ray Ban Erica Color Mix Brown Gradient Dark Brown Cat Eye Ladies Sunglasses RB4171 651413 54.All Ray Ban Eyewear may include Case/Pouch and may include a polishing cloth. Case size and color may vary.