Prada Sunglasses. Series number - PR B11S. Color code - 16K731. Shape - Rectangular. Lens Width - 57 mm. Lens Bridge - 17 mm. Arm Length - 145 mm. 100% UV protection. Frame Material - Acetate. Frame Color - Black. Lenses Type - Dark Grey. Rim Style - Full-Rim. UPC/EAN code - 8056262397282. Prada Dark Grey Rectangular Men's Sunglasses PR B11S 16K731 57. Manufacturer's Packaging Included. Packaging Size And Color May Vary.