For iPhone 17 Air H Series Full Screen Tempered Glass Film 1. Ultra-thin and excellent flexibility, you do not have to worry about the device response speed slowing down after applying the protective film. 2. High hardness: This tempered glass film has high hardness, helping to prevent scratches or breakage. If damaged, the glass breaks into small, non-sharp pieces to help ensure user safety. 3. High definition: The film offers high light transmittance with low reflectivity, allowing the screen to maintain clarity and definition. 4. Function: The protective film precisely fits your device screen, protecting against scratches, fingerprints, water, oil, dust, impact, and sliding. When soiled by water, dirt, oil, or other substances, it can be easily cleaned. 5. Smooth surface: The entire surface, including the edges, is smooth to the touch. 6. Easy to apply: Features strong adhesion. Simply clean the screen thoroughly before installation. 7. Durable: Designed for long-term performance and reliable protection. Installation instructions: 1. Use alcohol wipes and a microfiber cloth to clean the screen before application. 2. Remove the protective layer from the adhesive side. 3. Carefully align the glass film with the screen. 4. Press from the center to allow the adhesive to spread smoothly and eliminate bubbles. Important notes: 1. As this is a glass product, handle with care, especially around the edges, which are more susceptible to damage. 2. Once removed, the adhesive performance may degrade, making reapplication difficult. Reuse is not recommended. 3. Applying excessive force during installation or removal may damage the film or device. Note: Refer to the product title for the exact compatible model, as it provides the most accurate information.