ClearView Liquid Screen Protector is an invisible liquid coating that is easily wiped onto the glass surfaces of your device. It bonds to the glass of your device and improve s scratch and impact resistance. Each pack can be applied up to 6 devices Adds an additional thin and invisible layer of glass (does Not fix or repair existing damages). Does not interfere with fingerprint sensors. Can be applied over camera and front speaker on the glass. Does not cause any damage to any device (should not be applied to a broken screen). Universal: Compatible with all smartphones, tablets and watches. Excellent with curved screens and foldable screens. Does not affect fingerprint sensors.