●ergonomically design to enhance comfort & fit;
●180oC panoramic lens providing good peripheral vision;
●soft cushioned frame & nose piece assures good seal & reduces pressure;
●sophisticated ventilation system;
●Adjustable headstrap improves individual fit;
●frosted brow guard reduce overhead glare & light reflection;
●simple & easy lens replacement;
●lens material: CA/PC;
●Appropriate to wear over most prescription spectacles;
●Comply with EN166 standard.