Persol Sunglasses. Series number - PO3257S. Color code - 95/31. Color - Green. Shape - Square. Lens Width - 51 mm. Lens Bridge - 20 mm. Arm Length - 145 mm. 100% UV Protection. Frame Material - Acetate. Frame Color - Black. Lenses Type - Green. Rim Style - Full-Rim. UPC/EAN code - 8056597354868. Persol Green Square Men's Sunglasses PO3257S 95/31 51. Manufacturer's Packaging Included. Packaging Size And Color May Vary.