Surface Pro 4 Screen Protector (Surface Pro 2017), iLLumiShield HD Clear Tempered Ballistic Glass Screen Protector for Surface Pro 4 9H Hardness Anti-Bubble Shield All iLLumiShield HD Tempered Glass Microsoft Surface Pro 4 screen protectors are backed by a Lifetime Replacement Warranty. Not only do iLLumiShield ballistic glass protectors provide premium protection, but combine that with our Lifetime Guarantee and have a lifetime of peace of mind Exclusively made and engineered tempered glass screen protector for Microsoft Surface Pro 4 is designed to resist and absorb shock unlike traditional PET and TPU protective screen covers. Clear Tech protective coat contains oleophobic properties that repel fingerprints and grime. 99.9% transparent high definition tempered glass cover helps enhance sharpness and detail, drastically improving user experience. 9H Hardness +.33 mm ultra-thin thickness adds unparalleled screen protection without adding unnecessary bulk. "Glide Touch" precision tech keeps screen fully responsive. Pure Placement Easy-Installation method allows for a frustration-free and anti-bubble installation.