AO Eyewear General Sunglasses 58mm Gray Non-Polarized Optical Glass Lenses Metal Alloy Silver (shiny) Frame Color - Frame Constructed With Self Locking Micro Screws - Perfect For Prescription Replacement Lenses True Color Non-Polarized Optical Glass Gray Lenses Bayonet Temples Self-Adjusting Nose Pads AO Case and 1 Year AO Warranty Included