Ray Ban Sunglasses. Series Erika Color Mix. Series number - RB4171. Color code - 622/T. Shape - Phantos. Lens Width - 54 mm. Lens Height - 46 mm. Lens Bridge - 18 mm. Arm Length - 145 mm. 100% UV protection. Polarized. Frame Material - Nylon. Frame Color - Matte Black. Lenses Type - Polarized Grey Gradient. Rim Style - Full-Rim. UPC/EAN code - 8056597142526. Ray Ban Erika Color Mix Polarized Grey Gradient Phantos Ladies Sunglasses RB4171 622/T3 54.All Ray Ban Eyewear may include Case/Pouch and may include a polishing cloth. Case size and color may vary.