Crews Klondike 114 Features: *Amber Lens *Strong, lightweight polycarbonate lens with 11 degree base curve that filters out 99.9% of U.V. Radiation *Lightweight Nylon frame *Adjustable temples *Gel nose piece for long wearing comfort *Superior scratch resistance *Meets or exceeds ANSI Z87.1 safety standards for high impact *For indoor/outdoor wear ** Safety Glasses For the ski slopes or the workplace. The 11 degree base curve lens and proprietary gel nose piece keeps you at the peak of comfort and style all day long