<p><b>Why Blue Light Blocking Glasses?</b></p><p>Nowadays we spend too much time in front of our Screens the moment we wake up. EXPOSED TO HARMFUL BLUE LIGHT after a long day of using Digital Devices / Monitors for School or Work. It is detrimental to our eyes.</p><p><b>With WTI Blue Light Blocking Glasses!</b></p><p>We got you Covered and Protected!</p><p></p><p><b>Benefits and Features</b></p><p>✔ Filtering Harmful Blue Rays</p><p>✔ Blocks out Ultraviolet UV400 Rays</p><p>✔ Eliminate Fatigue, Headaches</p><p>✔ Beneficial with your Sleeping</p><p>✔ Great for Online Classes, and Long Hours in front of Monitor Screens</p><p>✔ Worry-Free Shopping Experience with Us</p><p><b>Product Specifications:</b></p><p>Square Frame Blue-Light-Blocking Glasses Total Sunglasses Width: 143mm</p><p>Nose Bridge Width: 18mm Lenses</p><p>Width: 55mm / Height: 44mm</p><p>Arm Length: 146mm</p><p>Weight: 17.3g</p><p>Round Frame Blue-Light-Blocking Glasses Total Sunglasses Width: 137mm</p><p>Nose Bridge Width: 22mm Lenses</p><p>Width: 49mm / Height: 43mm</p><p>Arm Length: 138mm</p><p>Weight: 17g</p><p>Certification - Lens Materials: PC Polycarbonate Lens Frame Materials: TR90</p><p><b>Features:</b></p><p>1. Guaranteed Blue-Light and UV Ray Blocking</p><p>2. Light weight, comfortable and safe use.</p>