Ultra-thin Suppressor temple arms with Z-Bend Geometry are optimized for use under ear cup hearing pro and comm gear; DedBolt Lens Lock provides quick lens interchange and rock-solid retention under impact; Advanced ClearZone FlowCoat lens treatments eliminate fog inside and prevent scratches outside; Extra-thick, 2.4mm high-impact Polycarbonate lenses; ESSOPTICS deliver distortion-free optical precision throughout the entire field of view; Lenses are interchangeable and provide 100% UVA/UVB protection; Micro-fiber pouch, Snap-on elastic retention strap