NoIR filters can help people minimize eye discomfort and maximize visual resolution. Filter shade number 88 - plum - allows in 57% of visible light, has 100% ultraviolet protection. As such, it heightens contrast with realistic color rendition making it good for indoor use. This retro wrap around frame measures 130mm x 140mm x 44mm is designed to wrap closely around the face for close protection and light blocking.
This frame style cannot be worn over other glasses. Above image is for style only and does not perfectly represent actual lens color.