These glasses feature clear lenses that effectively block blue light emitted from screens and computers, safeguarding your eyes.

To use these glasses, simply put them on when you're in front of a screen or computer. There are no special requirements for use. As for maintenance, you can clean the lenses with a soft cloth regularly. Avoid using sharp objects to scratch the lenses. Keep them in a safe place when not in use to prevent damage. And that's all you need to know to make the most of these great blue - light filtering glasses!