Open box due to wrong size purchase. Returned product. May have damaged internal packaging and small signs of handling. Great condition for the intended use The Anti-Blue Light Monitor Screen Protector Panel has been developed for people who spend many hours in front of their PC monitors. The product has several coatings’ layers that ensure blue light reduction, anti-flicker, scratch and crack resistance. About this item-Protect your screen and eyes from damage - Anti-blue light technology, blocking harmful spectrum between 390nm~480nm, developed to prevent CVS (Computer Vision Syndrome) symptoms caused by prolonged computer use-Blocks 100% of Hazardous UV light and reduces HEV Blue light up to 99.6% with excellent color Transmittance keeping your eyes healthy.-Prevents screen damage, scratches, fingerprints. Heavy Duty Protection-Extremely strong made from nearly undestroyable optical-grade acrylic. 10 times stronger than 1/4 inch thick glass Heavy Duty - protect your display from accidental damage, scratches and fingerprints. Now you can rest assured your computer monitor is safe at all times. Ultimate Blue Light Protection – It has been specially developed to protect your eyes from the harmful blue light emitted by your display. It has been scientifically proven that blue light has numerous harmful effects on your health. It has a negative impact on your eyes and also on your whole body. Blue light reduces the level of the hormone melatonin which is responsible for us falling to sleep. Therefore, too much blue light may lead to insomnia and bad sleeping patterns. The lack of enough sleep on its turn increases the risk of depression and obesity. Please measure the screen diagonal (NOT the frame) of your TV before purchasing. For screen diagonal between 25 inch and 26 inch (please, measure just your screen not the monitor/TV). Product dimensions: (23.6 x 14.4 inch)