Klein's protective eyewear features impact resistant polycarbonate lenses are permanently bonded with Uvextreme anti-fog coating with anti-scratch and anti-static and UV protection properties. The adjustable spatulite temples provide a comfortable customized fit and the temple-end holes allow for easy lanyard attachment. The wrap-around lens with integrated side shields provide a clear, unobstructed field of vision with superior coverage. They also meets the traffic signal color recognition requirements of ANSI Z80.3-1996.