Metal Crossbar Flip-Up Lens Retro Circle Round Sunglasses (Silver Smoke) Metal frame Polycarbonate lens Non-Polarized Lens width: 44 millimeters Lens height: 44 millimeters Bridge: 20 millimeters 100% Protection Against Harmful UVA/UVB Rays U.S. Standard ANSI Z80.3-2001 | CE Certefied Unique Metal Crossbar w/ Flip-Up Lens Excellent Durability and Craftsmanship 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