Welcome to our store! 1. Designed for Surface Laptop: This laptop screen protector is specially designed for Surface Pro 9 Plus (2022), for Surface Pro 8 (2021) and for Surface Pro X. 2. Limited Viewing Angle: The viewing angle of this private laptop screen will be reduced from plus to minus 30 degrees. Everything is visible only to people in front of the computer, while people on either side of it cannot see anything. 3. Magnetic Installation: This screen protector for Surface computer is only 0.03 inches thick and uses magnetic installation, which allows it to be securely attached to the screen. 4. Blocks Blue Light: This private screen for Surface computer is designed with filter layers that can block 95% blue light and 92% UV, reduce reflected light by 95%, and is resistant to dust and scratches. 5. High Precision: This magnetic screen protector also has high precision and high light transmission. Perfect for public places such as offices, cafes, trains and airports. Item Type: Laptop Screen Protector Material: PET Size: 13 inches (281.9 x 203 mm / 11.1 x 8.0 inches) (Manual measurement, slight errors may exist) Application: Designed for Surface Laptop X, for Surface Pro 9 Plus/ 8 1 x Laptop Screen Protector 1 x Cloth 1 x Backing Plate Customers are our top priority. If you find any problems with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best customer service.