Classic Teardrop Full Metal Frame Gradient Flat Lens Aviator Sunglasses 54mm Metal frame Gradient lens Non-polarized Lens width: 51 millimeters Lens height: 48 millimeters Bridge: 20 millimeters 100% Protection Against Harmful UVA/UVB Rays Stylish Flat Lens Aviator Design English Style Nose Piece Classic Teardrop Shape 30 DAY MONEY BACK GUARANTEE AND 90 DAY LIMITED WARRANTY AGAINST MANUFACTURER DEFECTS: Our main goal is make our customers happy and provide the best shopping experience; If you are not completely satisfied with our product or your purchase please contact us, we'll be happy to help