Dual 8 base lens design provides wraparound coverage and side shield protection with no distracting parting lines to distort peripheral vision. Lenses are impact resistant. Soft nosepiece with self adjusting fingers. Lenses are hard coated to reduce scratching. Built-in ventilation channel between the frame and lens minimizes fogging. Meets or exceeds all ANSIZ87.1 & CSAZ94.3 requirements.