eyebobs Blue Light Blocking glasses protect your eyes from harmful blue light rays emitted from digital devices by filtering out the bad light that causes dry eyes, headache and disrupts sleep. Available as reader, non-magnification, and prescription glasses. Our blue light glasses come in large (wide), average and small (narrow) sizes in round, cat eye, rectangle or square in a variety of colors including black, tortoise, red, blue, yellow, purple, pink, clear and more!