"Elvex Rx-200 Bifocal Safety Glasses With Gray Lens" RX-200 uses two base six lenses, in a contemporary wrap frame. This allows for both a stylish and protective product. The frame is made from transparent gray Polycarbonate and has a soft rubber nose bridge and rubber tipped temples. Len

"Elvex Bifocal Safety Glasses With Clear Lens" 

Elvex Safety Glasses Bi-Focal