?Package included:3 x Tempered Glass Screen Protector3 x Free Clean Kits?Screen protector install instruction:1. Keep hands clean and dry before installation. If needed, search for the installation video on the Internet first.2. Gently pick up the Tempered Glass from the case.3. Predict installation position on the phone. (Align Tag guide sticker)4. Make sure to clean all the Dust and Fingerprints on the screen a.Wet wipes b. Dry wipes5. Peel off the clear thin protective film from the screen protector back before applying on the phone.6. Put the screen protector onto the screen horizontally and slowly. Tap the middle of the screen protector. And you are DONE.7. Normally, the protector would be installed automatically. If theres a bubble, maybe theres dust in it. Gently scrape the bubbleto the edge with your card.?After sales service:If you have any questions or anything you feel unsatisfied, please feel free to contact us by E mail. We will be happy to solve for you within 24 hours.