iPhone 15 screen protector 6.1". SapphireStar PG is our state-of-art and awarding winning sapphire deposition technology providing privacy guard function. With its 10H hardness and >92% visible light transmission on the surface of the screen protector, it is the best in class performance iPhone screen protector available in the market. All iPhone 15 screen protectors come with Effortless Self-Aligned Adhesion Installation Kit.