The ZAGG InvisibleShield Glass XTR4 Screen Protector is the strongest, most technologically advanced screen protection from ZAGG. Designed with Hexiom2 technology and reinforced with Graphene, XTR4 is tested to be up to 11 times stronger than traditional glass screen protectors. Strong, Advanced Protection The XTR4 screen protection has been tested up to 11X stronger than traditional glass screen protection. Fortified with Graphene Graphene is one of the strongest materials in the world. Improve Eye Comfort and Sleep Filters out blue light with Radiance Protection Factor 60 technology to improve eye comfort and sleep. Enhances Colour Vibrancy Anti-reflective technology increases transmitted light to improve screen clarity and enrich colours for deeper blacks, true blues, and more vibrant reds. Enhanced Scratch Protection XTR4 has a nano-infused surface that makes it incredibly hard and scratch-resistant. Maximum Touch Sensitivity XTR4 has an SiO2-enhanced coating for maximum touch sensitivity and a super smooth surface for fast, frictionless swiping. Made with Recycled Glass Made with up to 30% post-consumer recycled glass. EZ Apply® Installation EZ Apply® tabs and a drop-in installation tray ensures perfect alignment.