Clip-On Lenses - Blue Reducing Daytime Eye WearREDUCE BLUE LIGHT Reduce your exposure to blue light from screens and LED lights by about 45% No more aching eyes! LIGHTWEIGHT These lenses are light as a feather with a minimalist design. You'll forget that you have them on! UVA & UVB Blocks 100% of ultraviolet light. BENEFITS Use while spending long hours in front of a computer screen. Helps blue light induced headaches, eye strain, and fatigue.