Welcome to our store! 1. Clear view: 15.6-inch laptop filter appears dark when viewed from a specific angle (angle of approximately 30° to 60°) but bright when viewed directly, allowing you to adjust the private viewing angle from 60° to 30° by simply adjusting screen brightness 2. Anti-glare: Laptop screen filter protects your eyes by filtering out 96% of UV rays and reducing 65% of blue light. Reversible design offers flexibility to choose between glossy or matte surfaces. Select matte to minimize external glare 3. Perfect replacement: 15.6-inch laptop screen filter is compatible with most brands of 15.6-inch laptops, such as HP, Lenovo, etc. Perfect replacement 4. Durable: Screen protector is made of PET material, anti-glare, reptile-friendly, suitable for long-term use, easy to install and takes about 30 seconds to apply 5. Widely used: Screen protector is ideal for maintaining screen privacy in high-traffic areas like open workspaces, airports, airplanes, cafes, office environments, financial institutions, and other public places Product type: 15.6-inch portable screen filter Material: PET Size: Approximately 345 x 194 mm / 13.6 x 7.6 inches Packaging includes: 1 x 15.6-inch portable screen filter 1 x microfiber cloth 2 x adhesive 12 x double-sided tape Customers are our top priority. If you encounter any issues with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best post-purchase service.