Prada Sunglasses. Series number - PR A16S. Color code - 17N731. Shape - Oversized. Lens Width - 49 mm. Lens Height - 42 mm. Lens Bridge - 24 mm. Arm Length - 145 mm. 100% UV protection. Non-Polarized. Frame Material - Acetate. Frame Color - Tortoise. Lenses Type - Dark Grey. Rim Style - Full-Rim. UPC/EAN code - 8056262360170. Prada Dark Grey Oversized Men's Sunglasses PR A16S 17N731 52. Manufacturer's Packaging Included. Packaging Size And Color May Vary.