Skullerz AEGIR Anti-Scratch and Enhanced Anti-Fog Safety Glasses feature an oversized blade-style design to provide superior eye protection and maximized field of vision. These protective safety glasses feature tough scratch-resistant and anti-fog polycarbonate lenses to protect against impacts and filter 99.9 percent of harmful UVA, UVB and UVC rays. The high-strength frame is built for durability and the rubberized nose bridge and temples offer non-slip security and resist sweat for all-day comfort. To provide a custom fit, the rubber temples can be easily bent and re-bent to accommodate a variety of head shapes and fit preferences.These impact-resistant safety glasses are tested to ANSI Z87.1+ X High-Velocity Impact Protection and optical requirements. ANSI Z87.1 is the US standard for Personal Eye and Face Protection Devices and is listed on the frame.