Description Blue Light Blocking Technology: Filters up to 90% of harmful blue light from digital screenscomputers, phones, tablets, and TVsto help protect your eyes from long-term exposure and reduce discomfort caused by extended screen time. Reduce Eye Strain & Improve Sleep: Helps relieve digital eye fatigue, headaches, blurred vision, and dryness. Reducing blue light exposure supports better sleep quality, making it easier to unwind after nighttime screen use.