Our Premium Screen Protectors are designed to protect your OPPO F17 PRO Smart Phone touch screen against impact, scratches, dust and fingerprint smudges. Manufactured from a high quality chemically treated glass, the screen protectors are lightweight, thin but most importantly, extremely protective. After lot of experiment Team have finally developed a technique where major problems like Rainbow Effect, Dust Particles entering from sides, Weak Adhesion, Less responsiveness have been removed completely. HARDNESS: Industry-high hardness: Effectively resists scratches up to 10H (harder than a knife). OLEOPHOBIC COATING: The Oleophobic coating built into these screen protectors is a special oil-repellant coating which prevents oily fingermarks from sticking to the screen, so that they can be easily wiped off without leaving hard to remove dried on smudges. INSTALLATION: Due to their solid nature, tempered glass screen protectors are much easier to fit and less error prone than standard screen protectors. Also, we have included range of accessories which smoothens the installation process 9H hardness glass maximum protection from high-impact Tempered glass screen protector are premium protection for the delicate screen on your smart device, The display protector is made of shatter-proof glass, comes with a smudge-proof coating, and application is a snap. The tempered, processed shield provides extensive protection from outside damages and scratches, including sharp objects like knives and keys and its laser-cut for a perfect fit.