Product description ?Why We Need Anti-Blue Light, Block UV, Anti-Glare from us ? ?? Block 98% of UV ?? 90% Blue Light Blocked ?? Radiation Protection ? Scratch resistant ?? Anti fingerprint ?? Easy on/off First, Blue light coming from our screens was not only harmful, but could keep us awake at night. Our Blue light filter decreases the amount of blue light displayed on the screen of the device. Blue light can suppress the production of melatonin (sleep-inducing hormone), so filtering it out can help you sleep better. It will also reduce digital eye strain, so your eyes won't feel so tired by the end of the day. . Second, Ultraviolet (UV) eye protection matters. UV radiation from the sun can damage not only the skin of your eyelid but also the cornea, lens and other parts of the eye. UV exposure also contributes to the development of certain types of cataracts, growths on the eye and possibly macular degeneration. Our Protec has Anti Ultraviolet 98%, protects your eyes.. Third, Anti-glare improves vision, reduces eye strain and makes your eyeglasses look more attractive. There will be less need to squint or strain the eyes, the effects of eye strain are significantly reduced. ???? CLICK ADD TO CART NOW – – Buy Today and Supplies Are Limited !!! Manufacturer Contact Information Canada-Ontario