back camera cover for iphone 11/11pro/11promax cover back camera lens tempered glass screen protector rear protection 3 colors wholesale

installation steps: 1. clean the screen with below steps: a) use the alcohol wipe b) use the dry wipe c) use the dust absorber (note: please install the protector as soon as you complete the cleaning.) 2. peel the protective layer off the adhesive side. 3. carefully align the glass onto the camera screen. make sure not to touch the adhesive with your fingers. 4. press the center of the glass. 5. minor bubbles would disappear within 1 - 2 days.