Lens height 47 mm Bridge width 19 mm Temple length 145 mm. Lenses offer 100 UVAUVB protection and are impact-resistant ANSI Z80.3. Click-in nosepad arms engineered for stronger soldering and less chance of breakage. Designed to incorporate a vintage AO mark of authenticity. High quality PVC nosepads are supplied by German manufacturer, Frey Winkler. A click-in style allows for easy replacement.. In our state-of-the-art American headquarters and factory, passionate AO craftsmen are at the heart of delivering you quality, timeless eyewear that defines True Original style, using only the finest global materials.. AO Lifetime Warranty We believe things should be built to last. AO Eyewear offers a lifetime warranty on all solder points that fail due to manufacturers defects..