This screen protector is compatible with iPhone 17 Pro Max (6.9 inch). Special function that it can be used as "mirror" when the backlight is "off" (when no need to use the phone),so it bring for outdoor makeup or other use,when the phone backlight is "on",it turns on to be a HD Clear excellent front screen protector for normal use. The screen is only visible to persons directly in front of screen, while satisfying privacy and visual comfort. Protect your privacy and sensitive information when in public. Before installation, cleaning the screen, no worrying about bubble.Precise laser cutting tempered glass with polished round edge, precise to the extreme. Specifically adopt high-grade imported tempered glass strongly protect your phone from cracks and scratch, coated with the newest hydrophobic and oleophobic layers protect against smudge and fingerprints. This screen protector works perfectly with your phone, it does not interfere with the Face ID feature.