Clear Lens RX Men's Women's Nerd Glasses - Flex Frame UV400 plastic frame plastic lens non-polarized Lens width: 51 millimeters XtremeUV sunglasses are created to stand out and compete with designer items in $20-$50 price range. UV400 standard - 100% UV Protection Drawstring Pouch included All orders are shipped on the same or following business day Sunglasses measurements: Full Width - 144 mm (5.65"), Full Height - 48 mm (1.9"), Lens Width - 51 mm (2")