The 300 Series Wrap-A-Round Non-Fitover with UV & Infrared provides 100-percent Ultraviolet (UV) protection. Infrared protection (for cooling relief from the heat-energy of the sun), provides a more soothing, comfortable viewing experience. NoIR filters can increase mobility and provide relief from the discomfort related to the onset of macular degeneration and other vision impairments, including night blindness.