• Lens Width: 65 Millimeters • glass lens • Polarized • Lens width: 65 millimeters • REAL UV400 PROTECTION DUCO lenses are engineered to block 100% of all harmful blue light up to 400 nanometers including UVA(320-400 nm),UVB(280-320 nm)and UVC(100-280 nm). • UPGRADED FRAME About buyer reviews’ concern of broken frame, we have upgraded to copper alloy hinge and unbreakable frame, if any broken is found, we will reship a new pair replacement or full refund.Measurements: Overall Width: 145mm, Lens Width: 65mm, Lens Height: 52mm, Temple Length: 115mm, Bridge Width: 15mm • TAC POLARIZED LENS is made from a special material which is impact and scratch resistance, it will not be broken even if you hit the lens with hammer. It offers a high level of optical clarity, it is 50 times more impact resistant than optical glass. DUCO glasses comply with EN 1836:2005 and US FDA 21 CFR 801.410 and FDA dropball test.
