Specifications High-Current Chemical Substance: None Functions: Anti-Spy, Anti-Fingerprint, Anti-Scratch, Anti-Shatter Screen Protector Tools: None Screen Protector Material: Hydrogel film Brand Name: ZYXGUGU Origin: China (Mainland) Quality: High Quality/AAA Feature 3: Soft Touch Fingerprint Sensor: Yes Inner Film Material: Newly Upgraded EPU Outer Film Material: TPU Feature 2: Anti-Spy/Protect Your Secret Package Includes: Screen Protector Electrostatic Adsorption Paper Dry Cleaning Paper We developed the latest upgraded materials on December 5, 2023, these latest materials will not break anymore when folded. FAQ It is not a glass material, how to protect the phone screen? It uses silicone material to avoid damage to the phone to a certain extent, and the main function is that it can restore scratches on the phone. Will it affect the use of mobile phones? And because the thickness itself is very low, there is no difference between basic and bare metal, so the feel is much better, the phone will not seem bulky and affect the sensitivity. What if we don't install it? We have a video in the link, if you don't know how to install it, you can go to the link to take a look, or you can contact us, we will help you.