Elvex offers its third-generation bifocal safety glasses: the RX-300, featuring a contemporary, wrap-around design that provides comfortable protection. The economically priced safety readers are available in clear and gray lens versions and five bifocal strengths: 1.0, 1.5, 2.0, 2.5 and 3.0. ANSI Z87.1-2003 compliant, the RX-300 also features a rubber nose bridge and soft rubber-tipped temples.