20 inch Laptop Universal Matte Anti-glare Screen Protector, Size: 442 x 249mm

1. Preventing voyeurism, the screen has only visibility of 30 degrees or less on the front side and the side, and the screen content cannot be seen from the side other than 30 degrees from the left and right. 2. Prevents scratches, effectively prevents scratches, stains, fingerprints and dust, and protects your machine from external damage. 3. Anti-glare, eliminate eye fatigue and protect your eyes. 4. Does not affect the sensitivity of the touch screen. 5. Repeatable paste, easy to install, easy to remove. Note: 1. The same length and width are different because of the different screen ratios. 2. When measuring the size of the notebook screen, ignore the plastic border on the outer casing.