Ray Ban Sunglasses. Series number - RB4387. Color code - 60171. Size - 56. Shape - Square. Lens Width - 56 mm. Lens Height - 49 mm. Lens Bridge - 18 mm. Arm Length - 145 mm. 100% UV Protection. Non-Polarized. Frame Material - Nylon. Frame Color - Black. Lenses Type - Green Classic. Rim Style - Full-Rim. UPC/EAN code - 8053672986587. Ray Ban Green Classic Square Unisex Sunglasses RB4387 60171 56.All Ray Ban Eyewear may include Case/Pouch and may include a polishing cloth. Case size and color may vary.