AO Safety Flywear safety glasses feature the popular dual lens "fly-eye" styling. Sport-grip temple for superior fit & comfort. When thinking of comfort and simplicity, these are your match. Flywear are lightweight in that the arms reach back ever so gently applying just enough pressure to keep the glasses on your head. NO HEADACHES EVER AGAIN! New DX™ anti-fog hard coat better guards against chemical attack. Polycarbonate lenses absorb 99.9% UV rays. Meets ANSI Z87.1 & CSA Z94.3 standards.