The ESS Crossbow & Crossbow Suppressor Frames with Clear & Smoke Gray Lens is a cutting-edge spectacle frame, purpose-built for use alongside ear cup hearing protection equipment and communication devices. Sporting ultra-thin temple arms fashioned with Z-Bend Geometry, the frame minimizes the distortion of the padded seal of your ear cups, optimizing noise suppression. The Suppressor frame is compatible with all Crossbow lenses to enhance its usability. Equipped with high-grade 2.4mm Polycarbonate lenses with ESSOPTICS and ClearZone FlowCoat technology to combat fog and scratches, ensuring clear vision at all times. Moreover, the DedBolt Lens Lock gives you the advantage of speedy lens interchange and secure retention during impact circumstances.