Prada Sunglasses. Series number - PR A17S. Color code - 16K731. Shape - Rectangular. Lens Width - 54 mm. Lens Bridge - 19 mm. Arm Length - 150 mm. 100% UV protection. Frame Material - Acetate. Frame Color - Black. Lenses Type - Dark Grey. Rim Style - Full-Rim. UPC/EAN code - 8056262134634. Prada Dark Grey Rectangular Men's Sunglasses PR A17S 16K731 54. Manufacturer's Packaging Included. Packaging Size And Color May Vary.