Ocushield Glasses - Parker Style, Shiny Black - Unisex Glasses Anti Blue L

Ocushield anti blue light glasses block harmful blue light before it reaches your eyes. This keeps your eyes feeling fresh, reducing dryness and allowing you to focus for longer. Developed by qualified optometrists, our FDA approved anti blue light glasses effectively block up to 99% of harmful UV & blue light emissions between 300-400nm and up to 40% of harmful blue light between 400-470nm. Blue light penetrates your retinas, giving your brain a cue that it