Compatibility: Compatible only with Huawei Matebook E DRC-W58 12.6 Inch (released in 2022), not compatible with other devices, please check your tablet model before buying. [Landscape View Anti-Peep] Side-peep-proof only in landscape mode, limiting visible viewing angle to 60 degrees; screen darkens when viewing from the side, ensuring privacy and personal information security; Ideal for using in public and high traffic areas. No viewing angle blocking in portait view, enjoy sharing with your friends. [Easy to Install] Bubble-free easy installation, special screen coating against sweat and oil residue from fingers; Turn up the display brightness after privacy film installed as it will darken the screen a little for privacy protection 4H hardness protects your screen from daily scratches, scrapes, and normal signs of wear. (Please note that this protective film is made of flexible plastic.)