SCREEN READING GLASSES IF 47963 Easy Readers BLUE BLOCK - Appy 0.0

It filters over 40% of harmful blue light, suitable for all TV screen, tablet, computer, and mobile users. Lenses are zero magnification, complies with BS EN ISO 12312-1 & Ansi Z80. 3. You don't have to use glasses to wear a pair of these three beautiful designs.